45008537500020 has 96 divisors (see below), whose sum is σ = 129515624614656. Its totient is φ = 11670161356800.

The previous prime is 45008537499979. The next prime is 45008537500027. The reversal of 45008537500020 is 2000573580054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45008537500027) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3354421 + ... + 10063260.

It is an arithmetic number, because the mean of its divisors is an integer number (1349121089736).

Almost surely, 2^{45008537500020} is an apocalyptic number.

It is an amenable number.

45008537500020 is an abundant number, since it is smaller than the sum of its proper divisors (84507087114636).

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

45008537500020 is a wasteful number, since it uses less digits than its factorization.

45008537500020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13419241 (or 13419239 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 45008537500020 in words is "forty-five trillion, eight billion, five hundred thirty-seven million, five hundred thousand, twenty".