45636651 has 24 divisors (see below), whose sum is σ = 71274320. Its totient is φ = 28040256.

The previous prime is 45636593. The next prime is 45636659. The reversal of 45636651 is 15663654.

45636651 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45636651 - 2⁷ = 45636523 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (45636659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2721 + ... + 9933.

Almost surely, 2^45636651 is an apocalyptic number.

45636651 is a deficient number, since it is larger than the sum of its proper divisors (25637669).

45636651 is a wasteful number, since it uses less digits than its factorization.

45636651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7275 (or 7272 counting only the distinct ones).

The product of its digits is 64800, while the sum is 36.

The square root of 45636651 is about 6755.4904337139. The cubic root of 45636651 is about 357.3588886739.

The spelling of 45636651 in words is "forty-five million, six hundred thirty-six thousand, six hundred fifty-one".