45532373504 has 80 divisors (see below), whose sum is σ = 96489433656. Its totient is φ = 21390950400.

The previous prime is 45532373489. The next prime is 45532373519. The reversal of 45532373504 is 40537323554.

It is an interprime number because it is at equal distance from previous prime (45532373489) and next prime (45532373519).

It can be written as a sum of positive squares in 4 ways, for example, as 45263413504 + 268960000 = 212752^2 + 16400^2 .

It is a super-2 number, since 2×45532373504² (a number of 22 digits) contains 22 as substring.

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, 5575184 + ... + 5583344.

Almost surely, 2^45532373504 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 45532373504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48244716828).

45532373504 is an abundant number, since it is smaller than the sum of its proper divisors (50957060152).

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

45532373504 is an equidigital number, since it uses as much as digits as its factorization.

45532373504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8837 (or 8821 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 41.

The spelling of 45532373504 in words is "forty-five billion, five hundred thirty-two million, three hundred seventy-three thousand, five hundred four".