45445656 has 32 divisors (see below), whose sum is σ = 113822640. Its totient is φ = 15120768.

The previous prime is 45445649. The next prime is 45445679. The reversal of 45445656 is 65654454.

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, 14850 + ... + 17646.

Almost surely, 2^45445656 is an apocalyptic number.

It is an amenable number.

45445656 is an abundant number, since it is smaller than the sum of its proper divisors (68376984).

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

45445656 is a wasteful number, since it uses less digits than its factorization.

45445656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3483 (or 3479 counting only the distinct ones).

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

The square root of 45445656 is about 6741.3393328032. The cubic root of 45445656 is about 356.8596612749.

The spelling of 45445656 in words is "forty-five million, four hundred forty-five thousand, six hundred fifty-six".