57428924516 has 18 divisors (see below), whose sum is σ = 102957354402. Its totient is φ = 28012612480.

The previous prime is 57428924467. The next prime is 57428924521. The reversal of 57428924516 is 61542982475.

It can be written as a sum of positive squares in 3 ways, for example, as 9712890916 + 47716033600 = 98554^2 + 218440^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3059576 + ... + 3078288.

Almost surely, 2^57428924516 is an apocalyptic number.

It is an amenable number.

57428924516 is a deficient number, since it is larger than the sum of its proper divisors (45528429886).

57428924516 is an frugal number, since it uses more digits than its factorization.

57428924516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37471 (or 18756 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 53.

The spelling of 57428924516 in words is "fifty-seven billion, four hundred twenty-eight million, nine hundred twenty-four thousand, five hundred sixteen".