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54648084645 = 33571110152051
BaseRepresentation
bin110010111001010001…
…111001100010100101
312020001112000100002000
4302321101321202211
51343404402202040
641034402035513
73643142024640
oct627121714245
9166045010060
1054648084645
11211a3467920
12a711648b99
1351cba2467b
142905b86a57
15164c985130
hexcb94798a5

54648084645 has 128 divisors (see below), whose sum is σ = 122326364160. Its totient is φ = 22485600000.

The previous prime is 54648084613. The next prime is 54648084683.

54648084645 is a `hidden beast` number, since 5 + 46 + 480 + 84 + 6 + 45 = 666.

54648084645 is nontrivially palindromic in base 10.

54648084645 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54648084645 - 25 = 54648084613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54648084591 and 54648084600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1023870 + ... + 1075920.

It is an arithmetic number, because the mean of its divisors is an integer number (955674720).

Almost surely, 254648084645 is an apocalyptic number.

54648084645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

54648084645 is an abundant number, since it is smaller than the sum of its proper divisors (67678279515).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54648084645 is a wasteful number, since it uses less digits than its factorization.

54648084645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52184 (or 52178 counting only the distinct ones).

The product of its (nonzero) digits is 14745600, while the sum is 54.

The spelling of 54648084645 in words is "fifty-four billion, six hundred forty-eight million, eighty-four thousand, six hundred forty-five".

Divisors: 1 3 5 7 9 11 15 21 27 33 35 45 55 63 77 99 101 105 135 165 189 231 297 303 315 385 495 505 693 707 909 945 1111 1155 1485 1515 2079 2121 2727 3333 3465 3535 4545 5555 6363 7777 9999 10395 10605 13635 16665 19089 23331 29997 31815 38885 49995 52051 69993 95445 116655 149985 156153 209979 260255 349965 364357 468459 572561 780765 1049895 1093071 1405377 1717683 1821785 2342295 2862805 3279213 4007927 5153049 5257151 5465355 7026885 8588415 9837639 12023781 15459147 15771453 16396065 20039635 25765245 26285755 36071343 36800057 47314359 49188195 57828661 60118905 77295735 78857265 108214029 110400171 141943077 173485983 180356715 184000285 236571795 289143305 331200513 404800627 520457949 541070145 552000855 709715385 867429915 993601539 1214401881 1561373847 1656002565 2024003135 2602289745 3643205643 4968007695 6072009405 7806869235 10929616929 18216028215 54648084645