45451564 has 6 divisors (see below), whose sum is σ = 79540244. Its totient is φ = 22725780.

The previous prime is 45451541. The next prime is 45451579. The reversal of 45451564 is 46515454.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5681442 + ... + 5681449.

Almost surely, 2^45451564 is an apocalyptic number.

It is an amenable number.

45451564 is a deficient number, since it is larger than the sum of its proper divisors (34088680).

45451564 is a wasteful number, since it uses less digits than its factorization.

45451564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11362895 (or 11362893 counting only the distinct ones).

The product of its digits is 48000, while the sum is 34.

The square root of 45451564 is about 6741.7775104196. Note that the first 3 decimals coincide. The cubic root of 45451564 is about 356.8751246929.

The spelling of 45451564 in words is "forty-five million, four hundred fifty-one thousand, five hundred sixty-four".