45545564 has 12 divisors (see below), whose sum is σ = 79842000. Its totient is φ = 22733568.

The previous prime is 45545561. The next prime is 45545587. The reversal of 45545564 is 46554554.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45545561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7109 + ... + 11900.

It is an arithmetic number, because the mean of its divisors is an integer number (6653500).

Almost surely, 2^45545564 is an apocalyptic number.

It is an amenable number.

45545564 is a deficient number, since it is larger than the sum of its proper divisors (34296436).

45545564 is a wasteful number, since it uses less digits than its factorization.

45545564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19612 (or 19610 counting only the distinct ones).

The product of its digits is 240000, while the sum is 38.

The square root of 45545564 is about 6748.7453648808. The cubic root of 45545564 is about 357.1209773415.

The spelling of 45545564 in words is "forty-five million, five hundred forty-five thousand, five hundred sixty-four".