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54144253544 = 2331527941357
BaseRepresentation
bin110010011011001111…
…111011111001101000
312011202101222001201212
4302123033323321220
51341341412103134
640512403132252
73624513363413
oct623317737150
9164671861655
1054144253544
1120a65024087
12a5b0974088
13514b52a864
142898cb4b7a
15161d611bce
hexc9b3fbe68

54144253544 has 32 divisors (see below), whose sum is σ = 104817715200. Its totient is φ = 26193236160.

The previous prime is 54144253523. The next prime is 54144253571. The reversal of 54144253544 is 44535244145.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1288514 + ... + 1329870.

It is an arithmetic number, because the mean of its divisors is an integer number (3275553600).

Almost surely, 254144253544 is an apocalyptic number.

It is an amenable number.

54144253544 is a deficient number, since it is larger than the sum of its proper divisors (50673461656).

54144253544 is a wasteful number, since it uses less digits than its factorization.

54144253544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46673 (or 46669 counting only the distinct ones).

The product of its digits is 768000, while the sum is 41.

Adding to 54144253544 its reverse (44535244145), we get a palindrome (98679497689).

The spelling of 54144253544 in words is "fifty-four billion, one hundred forty-four million, two hundred fifty-three thousand, five hundred forty-four".

Divisors: 1 2 4 8 31 62 124 248 5279 10558 21116 41357 42232 82714 163649 165428 327298 330856 654596 1282067 1309192 2564134 5128268 10256536 218323603 436647206 873294412 1746588824 6768031693 13536063386 27072126772 54144253544