57039004655 has 16 divisors (see below), whose sum is σ = 69748076160. Its totient is φ = 44763932928.

The previous prime is 57039004651. The next prime is 57039004657. The reversal of 57039004655 is 55640093075.

It is a cyclic number.

It is not a de Polignac number, because 57039004655 - 2² = 57039004651 is a prime.

It is a super-2 number, since 2×57039004655² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57039004651) 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, 2999066 + ... + 3018024.

It is an arithmetic number, because the mean of its divisors is an integer number (4359254760).

Almost surely, 2^57039004655 is an apocalyptic number.

57039004655 is a deficient number, since it is larger than the sum of its proper divisors (12709071505).

57039004655 is a wasteful number, since it uses less digits than its factorization.

57039004655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30370.

The product of its (nonzero) digits is 567000, while the sum is 44.

The spelling of 57039004655 in words is "fifty-seven billion, thirty-nine million, four thousand, six hundred fifty-five".