57147402544 has 20 divisors (see below), whose sum is σ = 111210866424. Its totient is φ = 28447824128.

The previous prime is 57147402539. The next prime is 57147402607. The reversal of 57147402544 is 44520474175.

It is a self number, because there is not a number n which added to its sum of digits gives 57147402544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7863577 + ... + 7870840.

Almost surely, 2^57147402544 is an apocalyptic number.

It is an amenable number.

57147402544 is a deficient number, since it is larger than the sum of its proper divisors (54063463880).

57147402544 is a wasteful number, since it uses less digits than its factorization.

57147402544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15734652 (or 15734646 counting only the distinct ones).

The product of its (nonzero) digits is 627200, while the sum is 43.

The spelling of 57147402544 in words is "fifty-seven billion, one hundred forty-seven million, four hundred two thousand, five hundred forty-four".