57166724416 has 28 divisors (see below), whose sum is σ = 113455569888. Its totient is φ = 28579494272.

The previous prime is 57166724413. The next prime is 57166724441. The reversal of 57166724416 is 61442766175.

It is a self number, because there is not a number n which added to its sum of digits gives 57166724416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57166724413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449565 + ... + 562531.

Almost surely, 2^57166724416 is an apocalyptic number.

It is an amenable number.

57166724416 is a deficient number, since it is larger than the sum of its proper divisors (56288845472).

57166724416 is a wasteful number, since it uses less digits than its factorization.

57166724416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120886 (or 120876 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The spelling of 57166724416 in words is "fifty-seven billion, one hundred sixty-six million, seven hundred twenty-four thousand, four hundred sixteen".