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57335216864 = 2531718113121
BaseRepresentation
bin110101011001011100…
…011111101011100000
312110222210022210111112
4311121130133223200
51414410303414424
642201152402452
74066551205442
oct653134375340
9173883283445
1057335216864
1122352265052
12b141546428
135539654133
142abc9ca492
15175882760e
hexd5971fae0

57335216864 has 48 divisors (see below), whose sum is σ = 113333620176. Its totient is φ = 28552243200.

The previous prime is 57335216839. The next prime is 57335216899. The reversal of 57335216864 is 46861253375.

It is a congruent number.

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, 18369224 + ... + 18372344.

It is an arithmetic number, because the mean of its divisors is an integer number (2361117087).

Almost surely, 257335216864 is an apocalyptic number.

It is an amenable number.

57335216864 is a deficient number, since it is larger than the sum of its proper divisors (55998403312).

57335216864 is a wasteful number, since it uses less digits than its factorization.

57335216864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5259 (or 5251 counting only the distinct ones).

The product of its digits is 3628800, while the sum is 50.

The spelling of 57335216864 in words is "fifty-seven billion, three hundred thirty-five million, two hundred sixteen thousand, eight hundred sixty-four".

Divisors: 1 2 4 8 16 32 317 634 1268 1811 2536 3121 3622 5072 6242 7244 10144 12484 14488 24968 28976 49936 57952 99872 574087 989357 1148174 1978714 2296348 3957428 4592696 5652131 7914856 9185392 11304262 15829712 18370784 22608524 31659424 45217048 90434096 180868192 1791725527 3583451054 7166902108 14333804216 28667608432 57335216864