57158068 has 24 divisors (see below), whose sum is σ = 109497024. Its totient is φ = 25891200.

The previous prime is 57158047. The next prime is 57158077. The reversal of 57158068 is 86085175.

It is a self number, because there is not a number n which added to its sum of digits gives 57158068.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11596 + ... + 15772.

It is an arithmetic number, because the mean of its divisors is an integer number (4562376).

Almost surely, 2^57158068 is an apocalyptic number.

It is an amenable number.

57158068 is a deficient number, since it is larger than the sum of its proper divisors (52338956).

57158068 is a wasteful number, since it uses less digits than its factorization.

57158068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4503 (or 4501 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 40.

The square root of 57158068 is about 7560.2954968705. The cubic root of 57158068 is about 385.2055303333.

The spelling of 57158068 in words is "fifty-seven million, one hundred fifty-eight thousand, sixty-eight".