45664650 has 36 divisors (see below), whose sum is σ = 122686902. Its totient is φ = 12177120.

The previous prime is 45664631. The next prime is 45664673. The reversal of 45664650 is 5646654.

It is a happy number.

45664650 is a `hidden beast` number, since 4 + 5 + 6 + 646 + 5 + 0 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 32114889 + 13549761 = 5667^2 + 3681^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 50289 + ... + 51188.

Almost surely, 2^45664650 is an apocalyptic number.

45664650 is an abundant number, since it is smaller than the sum of its proper divisors (77022252).

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

45664650 is a wasteful number, since it uses less digits than its factorization.

45664650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101495 (or 101487 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

The square root of 45664650 is about 6757.5624303442. The cubic root of 45664650 is about 357.4319560133.

It can be divided in two parts, 4566 and 4650, that added together give a square (9216 = 96²).

The spelling of 45664650 in words is "forty-five million, six hundred sixty-four thousand, six hundred fifty".