57298768528 has 20 divisors (see below), whose sum is σ = 111112684588. Its totient is φ = 28624527360.

The previous prime is 57298768519. The next prime is 57298768609. The reversal of 57298768528 is 82586789275.

It can be written as a sum of positive squares in 2 ways, for example, as 38686169344 + 18612599184 = 196688^2 + 136428^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1534533 + ... + 1571428.

Almost surely, 2^57298768528 is an apocalyptic number.

It is an amenable number.

57298768528 is a deficient number, since it is larger than the sum of its proper divisors (53813916060).

57298768528 is a wasteful number, since it uses less digits than its factorization.

57298768528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3107122 (or 3107116 counting only the distinct ones).

The product of its digits is 135475200, while the sum is 67.

The spelling of 57298768528 in words is "fifty-seven billion, two hundred ninety-eight million, seven hundred sixty-eight thousand, five hundred twenty-eight".