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54808116580 = 2257478329501
BaseRepresentation
bin110011000010110100…
…010111110101100100
312020110200010210121201
4303002310113311210
51344221334212310
641102320052244
73650124206230
oct630264276544
9166420123551
1054808116580
1121275831218
12a757164084
135225c26819
14291d1235c0
15165ba46e3a
hexcc2d17d64

54808116580 has 48 divisors (see below), whose sum is σ = 134338208256. Its totient is φ = 18391536000.

The previous prime is 54808116553. The next prime is 54808116589. The reversal of 54808116580 is 8561180845.

54808116580 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 54808116580.

It is not an unprimeable number, because it can be changed into a prime (54808116589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4158171 + ... + 4171330.

It is an arithmetic number, because the mean of its divisors is an integer number (2798712672).

Almost surely, 254808116580 is an apocalyptic number.

It is an amenable number.

54808116580 is an abundant number, since it is smaller than the sum of its proper divisors (79530091676).

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

54808116580 is a wasteful number, since it uses less digits than its factorization.

54808116580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8329564 (or 8329562 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 46.

The spelling of 54808116580 in words is "fifty-four billion, eight hundred eight million, one hundred sixteen thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 47 70 94 140 188 235 329 470 658 940 1316 1645 3290 6580 8329501 16659002 33318004 41647505 58306507 83295010 116613014 166590020 233226028 291532535 391486547 583065070 782973094 1166130140 1565946188 1957432735 2740405829 3914865470 5480811658 7829730940 10961623316 13702029145 27404058290 54808116580