45456544 has 24 divisors (see below), whose sum is σ = 102277728. Its totient is φ = 19481280.

The previous prime is 45456539. The next prime is 45456553. The reversal of 45456544 is 44565454.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101242 + ... + 101689.

It is an arithmetic number, because the mean of its divisors is an integer number (4261572).

Almost surely, 2^45456544 is an apocalyptic number.

It is an amenable number.

45456544 is an abundant number, since it is smaller than the sum of its proper divisors (56821184).

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

45456544 is a wasteful number, since it uses less digits than its factorization.

45456544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202948 (or 202940 counting only the distinct ones).

The product of its digits is 192000, while the sum is 37.

The square root of 45456544 is about 6742.1468391010. The cubic root of 45456544 is about 356.8881581513. Note that the first 3 decimals are identical.

The spelling of 45456544 in words is "forty-five million, four hundred fifty-six thousand, five hundred forty-four".