45351568 has 10 divisors (see below), whose sum is σ = 87868694. Its totient is φ = 22675776.

The previous prime is 45351557. The next prime is 45351571. The reversal of 45351568 is 86515354.

It can be written as a sum of positive squares in only one way, i.e., 31002624 + 14348944 = 5568^2 + 3788^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1417221 + ... + 1417252.

Almost surely, 2^45351568 is an apocalyptic number.

It is an amenable number.

45351568 is a deficient number, since it is larger than the sum of its proper divisors (42517126).

45351568 is a wasteful number, since it uses less digits than its factorization.

45351568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834481 (or 2834475 counting only the distinct ones).

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

The square root of 45351568 is about 6734.3572818792. The cubic root of 45351568 is about 356.6132174057.

The spelling of 45351568 in words is "forty-five million, three hundred fifty-one thousand, five hundred sixty-eight".