57041664 has 108 divisors (see below), whose sum is σ = 161897064. Its totient is φ = 17825792.

The previous prime is 57041659. The next prime is 57041671. The reversal of 57041664 is 46614075.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 221824 + ... + 222080.

Almost surely, 2^57041664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57041664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80948532).

57041664 is an abundant number, since it is smaller than the sum of its proper divisors (104855400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57041664 is a wasteful number, since it uses less digits than its factorization.

57041664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 310 (or 279 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 57041664 is about 7552.5931970417. The cubic root of 57041664 is about 384.9438586828.

The spelling of 57041664 in words is "fifty-seven million, forty-one thousand, six hundred sixty-four".