45056012 has 12 divisors (see below), whose sum is σ = 79424520. Its totient is φ = 22363296.

The previous prime is 45055993. The next prime is 45056029. The reversal of 45056012 is 21065054.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40562 + ... + 41657.

It is an arithmetic number, because the mean of its divisors is an integer number (6618710).

Almost surely, 2^45056012 is an apocalyptic number.

It is an amenable number.

45056012 is a deficient number, since it is larger than the sum of its proper divisors (34368508).

45056012 is a wasteful number, since it uses less digits than its factorization.

45056012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82360 (or 82358 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 45056012 is about 6712.3775221601. The cubic root of 45056012 is about 355.8368460817.

The spelling of 45056012 in words is "forty-five million, fifty-six thousand, twelve".