56646168 has 32 divisors (see below), whose sum is σ = 142346160. Its totient is φ = 18784640.

The previous prime is 56646137. The next prime is 56646169. The reversal of 56646168 is 86164665.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56646169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263 + ... + 10718.

Almost surely, 2^56646168 is an apocalyptic number.

It is an amenable number.

56646168 is an abundant number, since it is smaller than the sum of its proper divisors (85699992).

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

56646168 is a wasteful number, since it uses less digits than its factorization.

56646168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12187 (or 12183 counting only the distinct ones).

The product of its digits is 207360, while the sum is 42.

The square root of 56646168 is about 7526.3648596118. The cubic root of 56646168 is about 384.0521305094.

The spelling of 56646168 in words is "fifty-six million, six hundred forty-six thousand, one hundred sixty-eight".