74504632832 has 80 divisors (see below), whose sum is σ = 171815288832. Its totient is φ = 31614259200.

The previous prime is 74504632823. The next prime is 74504632841. The reversal of 74504632832 is 23823640547.

It is an interprime number because it is at equal distance from previous prime (74504632823) and next prime (74504632841).

It is a super-2 number, since 2×74504632832² (a number of 23 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, 259073 + ... + 464895.

Almost surely, 2^74504632832 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 74504632832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85907644416).

74504632832 is an abundant number, since it is smaller than the sum of its proper divisors (97310656000).

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

74504632832 is a wasteful number, since it uses less digits than its factorization.

74504632832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205949 (or 205933 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 74504632832 in words is "seventy-four billion, five hundred four million, six hundred thirty-two thousand, eight hundred thirty-two".