45478099500 has 48 divisors (see below), whose sum is σ = 132432230112. Its totient is φ = 12127492800.

The previous prime is 45478099481. The next prime is 45478099561. The reversal of 45478099500 is 599087454.

45478099500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15157867 + ... + 15160866.

It is an arithmetic number, because the mean of its divisors is an integer number (2759004794).

Almost surely, 2^45478099500 is an apocalyptic number.

It is an amenable number.

45478099500 is an abundant number, since it is smaller than the sum of its proper divisors (86954130612).

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

45478099500 is a wasteful number, since it uses less digits than its factorization.

45478099500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30318755 (or 30318743 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The spelling of 45478099500 in words is "forty-five billion, four hundred seventy-eight million, ninety-nine thousand, five hundred".