45563518 has 48 divisors (see below), whose sum is σ = 92504160. Its totient is φ = 16378560.

The previous prime is 45563509. The next prime is 45563533. The reversal of 45563518 is 81536554.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20988 + ... + 23056.

It is an arithmetic number, because the mean of its divisors is an integer number (1927170).

Almost surely, 2^45563518 is an apocalyptic number.

45563518 is an abundant number, since it is smaller than the sum of its proper divisors (46940642).

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

45563518 is a wasteful number, since it uses less digits than its factorization.

45563518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2113 (or 2102 counting only the distinct ones).

The product of its digits is 72000, while the sum is 37.

The square root of 45563518 is about 6750.0754069862. The cubic root of 45563518 is about 357.1678967130.

The spelling of 45563518 in words is "forty-five million, five hundred sixty-three thousand, five hundred eighteen".