57475575765420 has 24 divisors (see below), whose sum is σ = 160931612143344. Its totient is φ = 15326820204096.

The previous prime is 57475575765383. The next prime is 57475575765469. The reversal of 57475575765420 is 2456757557475.

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, 478963131319 + ... + 478963131438.

It is an arithmetic number, because the mean of its divisors is an integer number (6705483839306).

Almost surely, 2^{57475575765420} is an apocalyptic number.

It is an amenable number.

57475575765420 is an abundant number, since it is smaller than the sum of its proper divisors (103456036377924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57475575765420 is a wasteful number, since it uses less digits than its factorization.

57475575765420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 957926262769 (or 957926262767 counting only the distinct ones).

The product of its (nonzero) digits is 1440600000, while the sum is 69.

The spelling of 57475575765420 in words is "fifty-seven trillion, four hundred seventy-five billion, five hundred seventy-five million, seven hundred sixty-five thousand, four hundred twenty".