45157045500 has 288 divisors, whose sum is σ = 168423615360. Its totient is φ = 9965491200.

The previous prime is 45157045411. The next prime is 45157045517. The reversal of 45157045500 is 554075154.

45157045500 is a `hidden beast` number, since 4 + 51 + 57 + 0 + 4 + 550 + 0 = 666.

45157045500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 888784 + ... + 938216.

It is an arithmetic number, because the mean of its divisors is an integer number (584804220).

Almost surely, 2^45157045500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45157045500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84211807680).

45157045500 is an abundant number, since it is smaller than the sum of its proper divisors (123266569860).

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

45157045500 is a wasteful number, since it uses less digits than its factorization.

45157045500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49494 (or 49479 counting only the distinct ones).

The product of its (nonzero) digits is 70000, while the sum is 36.

The spelling of 45157045500 in words is "forty-five billion, one hundred fifty-seven million, forty-five thousand, five hundred".