45132864 has 56 divisors (see below), whose sum is σ = 136477248. Its totient is φ = 12894720.

The previous prime is 45132851. The next prime is 45132911. The reversal of 45132864 is 46823154.

It is a tau number, because it is divible by the number of its divisors (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15447 + ... + 18134.

Almost surely, 2^45132864 is an apocalyptic number.

It is an amenable number.

45132864 is an abundant number, since it is smaller than the sum of its proper divisors (91344384).

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

45132864 is a wasteful number, since it uses less digits than its factorization.

45132864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33603 (or 33593 counting only the distinct ones).

The product of its digits is 23040, while the sum is 33.

The square root of 45132864 is about 6718.0997313228. The cubic root of 45132864 is about 356.0390480251.

The spelling of 45132864 in words is "forty-five million, one hundred thirty-two thousand, eight hundred sixty-four".