45656544 has 48 divisors (see below), whose sum is σ = 126161280. Its totient is φ = 14417280.

The previous prime is 45656519. The next prime is 45656561. The reversal of 45656544 is 44565654.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10692 + ... + 14339.

It is an arithmetic number, because the mean of its divisors is an integer number (2628360).

Almost surely, 2^45656544 is an apocalyptic number.

It is an amenable number.

45656544 is an abundant number, since it is smaller than the sum of its proper divisors (80504736).

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

45656544 is a wasteful number, since it uses less digits than its factorization.

45656544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25063 (or 25055 counting only the distinct ones).

The product of its digits is 288000, while the sum is 39.

The square root of 45656544 is about 6756.9626312419. The cubic root of 45656544 is about 357.4108053355.

The spelling of 45656544 in words is "forty-five million, six hundred fifty-six thousand, five hundred forty-four".