45156456 has 48 divisors (see below), whose sum is σ = 122709600. Its totient is φ = 15001632.

The previous prime is 45156443. The next prime is 45156467. The reversal of 45156456 is 65465154.

45156456 is a `hidden beast` number, since 4 + 5 + 1 + 5 + 645 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45156456.

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, 24975 + ... + 26721.

It is an arithmetic number, because the mean of its divisors is an integer number (2556450).

Almost surely, 2^45156456 is an apocalyptic number.

It is an amenable number.

45156456 is an abundant number, since it is smaller than the sum of its proper divisors (77553144).

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

45156456 is a wasteful number, since it uses less digits than its factorization.

45156456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2118 (or 2111 counting only the distinct ones).

The product of its digits is 72000, while the sum is 36.

The square root of 45156456 is about 6719.8553555862. The cubic root of 45156456 is about 356.1010738553.

The spelling of 45156456 in words is "forty-five million, one hundred fifty-six thousand, four hundred fifty-six".