56455512 has 32 divisors (see below), whose sum is σ = 141566400. Its totient is φ = 18761504.

The previous prime is 56455463. The next prime is 56455513. The reversal of 56455512 is 21555465.

It is a super-3 number, since 3×56455512³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56455513) 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, 4939 + ... + 11717.

It is an arithmetic number, because the mean of its divisors is an integer number (4423950).

Almost surely, 2^56455512 is an apocalyptic number.

It is an amenable number.

56455512 is an abundant number, since it is smaller than the sum of its proper divisors (85110888).

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

56455512 is a wasteful number, since it uses less digits than its factorization.

56455512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7135 (or 7131 counting only the distinct ones).

The product of its digits is 30000, while the sum is 33.

The square root of 56455512 is about 7513.6883086804. The cubic root of 56455512 is about 383.6207736146.

The spelling of 56455512 in words is "fifty-six million, four hundred fifty-five thousand, five hundred twelve".