45165664 has 12 divisors (see below), whose sum is σ = 88919964. Its totient is φ = 22582816.

The previous prime is 45165649. The next prime is 45165671. The reversal of 45165664 is 46656154.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705682 + ... + 705745.

It is an arithmetic number, because the mean of its divisors is an integer number (7409997).

Almost surely, 2^45165664 is an apocalyptic number.

It is an amenable number.

45165664 is a deficient number, since it is larger than the sum of its proper divisors (43754300).

45165664 is a wasteful number, since it uses less digits than its factorization.

45165664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411437 (or 1411429 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The square root of 45165664 is about 6720.5404544575. The cubic root of 45165664 is about 356.1252767868.

The spelling of 45165664 in words is "forty-five million, one hundred sixty-five thousand, six hundred sixty-four".