57116558 has 8 divisors (see below), whose sum is σ = 85802328. Its totient is φ = 28515784.

The previous prime is 57116537. The next prime is 57116561. The reversal of 57116558 is 85561175.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19541 + ... + 22272.

It is an arithmetic number, because the mean of its divisors is an integer number (10725291).

Almost surely, 2^57116558 is an apocalyptic number.

57116558 is a deficient number, since it is larger than the sum of its proper divisors (28685770).

57116558 is a wasteful number, since it uses less digits than its factorization.

57116558 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42498.

The product of its digits is 42000, while the sum is 38.

The square root of 57116558 is about 7557.5497351986. The cubic root of 57116558 is about 385.1122582636.

The spelling of 57116558 in words is "fifty-seven million, one hundred sixteen thousand, five hundred fifty-eight".