45625518 has 40 divisors (see below), whose sum is σ = 108255312. Its totient is φ = 14313024.

The previous prime is 45625487. The next prime is 45625553. The reversal of 45625518 is 81552654.

45625518 is a `hidden beast` number, since 45 + 62 + 551 + 8 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5530 + ... + 11037.

Almost surely, 2^45625518 is an apocalyptic number.

45625518 is an abundant number, since it is smaller than the sum of its proper divisors (62629794).

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

45625518 is a wasteful number, since it uses less digits than its factorization.

45625518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16598 (or 16589 counting only the distinct ones).

The product of its digits is 48000, while the sum is 36.

The square root of 45625518 is about 6754.6663870246. Note that the first 3 decimals coincide. The cubic root of 45625518 is about 357.3298272363.

The spelling of 45625518 in words is "forty-five million, six hundred twenty-five thousand, five hundred eighteen".