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57564575425 = 527328940431
BaseRepresentation
bin110101100111000111…
…011011011011000001
312111120202220102022001
4311213013123123001
51420343012403200
642240024344001
74105334550340
oct654707333301
9174522812261
1057564575425
112245a77a585
12b1a6315001
13557501a466
142b01251b57
15176da3076a
hexd671db6c1

57564575425 has 12 divisors (see below), whose sum is σ = 81577227136. Its totient is φ = 39472851600.

The previous prime is 57564575417. The next prime is 57564575429. The reversal of 57564575425 is 52457546575.

It is not a de Polignac number, because 57564575425 - 23 = 57564575417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (57564575429) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 164470041 + ... + 164470390.

Almost surely, 257564575425 is an apocalyptic number.

It is an amenable number.

57564575425 is a deficient number, since it is larger than the sum of its proper divisors (24012651711).

57564575425 is a wasteful number, since it uses less digits than its factorization.

57564575425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328940448 (or 328940443 counting only the distinct ones).

The product of its digits is 29400000, while the sum is 55.

The spelling of 57564575425 in words is "fifty-seven billion, five hundred sixty-four million, five hundred seventy-five thousand, four hundred twenty-five".

Divisors: 1 5 7 25 35 175 328940431 1644702155 2302583017 8223510775 11512915085 57564575425