45332512000 has 72 divisors (see below), whose sum is σ = 112929033672. Its totient is φ = 18132992000.

The previous prime is 45332511989. The next prime is 45332512037. The reversal of 45332512000 is 21523354.

It can be written as a sum of positive squares in 4 ways, for example, as 1192182784 + 44140329216 = 34528^2 + 210096^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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, 676321 + ... + 740320.

It is an arithmetic number, because the mean of its divisors is an integer number (1568458801).

Almost surely, 2^45332512000 is an apocalyptic number.

45332512000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

45332512000 is an abundant number, since it is smaller than the sum of its proper divisors (67596521672).

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

45332512000 is an equidigital number, since it uses as much as digits as its factorization.

45332512000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1416672 (or 1416648 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

The spelling of 45332512000 in words is "forty-five billion, three hundred thirty-two million, five hundred twelve thousand".