45180448 has 12 divisors (see below), whose sum is σ = 88949070. Its totient is φ = 22590208.

The previous prime is 45180439. The next prime is 45180467. The reversal of 45180448 is 84408154.

It can be written as a sum of positive squares in only one way, i.e., 44997264 + 183184 = 6708^2 + 428^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 705913 + ... + 705976.

Almost surely, 2^45180448 is an apocalyptic number.

It is an amenable number.

45180448 is a deficient number, since it is larger than the sum of its proper divisors (43768622).

45180448 is a wasteful number, since it uses less digits than its factorization.

45180448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1411899 (or 1411891 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 34.

The square root of 45180448 is about 6721.6402760041. The cubic root of 45180448 is about 356.1641291750.

The spelling of 45180448 in words is "forty-five million, one hundred eighty thousand, four hundred forty-eight".