74630034432 has 132 divisors (see below), whose sum is σ = 217628909316. Its totient is φ = 24630067200.

The previous prime is 74630034379. The next prime is 74630034467. The reversal of 74630034432 is 23443003647.

74630034432 is a `hidden beast` number, since 7 + 4 + 6 + 300 + 344 + 3 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 54823412736 + 19806621696 = 234144^2 + 140736^2 .

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 890728 + ... + 970904.

Almost surely, 2^74630034432 is an apocalyptic number.

74630034432 is a gapful number since it is divisible by the number (72) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74630034432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108814454658).

74630034432 is an abundant number, since it is smaller than the sum of its proper divisors (142998874884).

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

74630034432 is a wasteful number, since it uses less digits than its factorization.

74630034432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80304 (or 80283 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 36.

The spelling of 74630034432 in words is "seventy-four billion, six hundred thirty million, thirty-four thousand, four hundred thirty-two".