57574665477 has 36 divisors (see below), whose sum is σ = 96770924640. Its totient is φ = 32889668112.

The previous prime is 57574665457. The next prime is 57574665509. The reversal of 57574665477 is 77456647575.

57574665477 is a `hidden beast` number, since 5 + 7 + 57 + 466 + 54 + 77 = 666.

It is not a de Polignac number, because 57574665477 - 2⁶ = 57574665413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57574665457) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1551178 + ... + 1587860.

It is an arithmetic number, because the mean of its divisors is an integer number (2688081240).

Almost surely, 2^57574665477 is an apocalyptic number.

It is an amenable number.

57574665477 is a deficient number, since it is larger than the sum of its proper divisors (39196259163).

57574665477 is a wasteful number, since it uses less digits than its factorization.

57574665477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40262 (or 40252 counting only the distinct ones).

The product of its digits is 172872000, while the sum is 63.

The spelling of 57574665477 in words is "fifty-seven billion, five hundred seventy-four million, six hundred sixty-five thousand, four hundred seventy-seven".