57267990772 has 12 divisors (see below), whose sum is σ = 100220850016. Its totient is φ = 28633462200.

The previous prime is 57267990761. The next prime is 57267990841. The reversal of 57267990772 is 27709976275.

It is a self number, because there is not a number n which added to its sum of digits gives 57267990772.

It is a congruent number.

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, 202183 + ... + 394225.

Almost surely, 2^57267990772 is an apocalyptic number.

It is an amenable number.

57267990772 is a deficient number, since it is larger than the sum of its proper divisors (42952859244).

57267990772 is a wasteful number, since it uses less digits than its factorization.

57267990772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266598 (or 266596 counting only the distinct ones).

The product of its (nonzero) digits is 23337720, while the sum is 61.

The spelling of 57267990772 in words is "fifty-seven billion, two hundred sixty-seven million, nine hundred ninety thousand, seven hundred seventy-two".