45000407784 has 32 divisors (see below), whose sum is σ = 114407820000. Its totient is φ = 14745895872.

The previous prime is 45000407731. The next prime is 45000407801. The reversal of 45000407784 is 48770400054.

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, 15888559 + ... + 15891390.

It is an arithmetic number, because the mean of its divisors is an integer number (3575244375).

Almost surely, 2^45000407784 is an apocalyptic number.

It is an amenable number.

45000407784 is an abundant number, since it is smaller than the sum of its proper divisors (69407412216).

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

45000407784 is a wasteful number, since it uses less digits than its factorization.

45000407784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31780017 (or 31780013 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 39.

The spelling of 45000407784 in words is "forty-five billion, four hundred seven thousand, seven hundred eighty-four".