74312002344 has 64 divisors (see below), whose sum is σ = 186376334400. Its totient is φ = 24691290624.

The previous prime is 74312002319. The next prime is 74312002381. The reversal of 74312002344 is 44320021347.

It is a super-2 number, since 2×74312002344² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10617054 + ... + 10624050.

It is an arithmetic number, because the mean of its divisors is an integer number (2912130225).

Almost surely, 2^74312002344 is an apocalyptic number.

It is an amenable number.

74312002344 is an abundant number, since it is smaller than the sum of its proper divisors (112064332056).

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

74312002344 is a wasteful number, since it uses less digits than its factorization.

74312002344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8362 (or 8358 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 30.

The spelling of 74312002344 in words is "seventy-four billion, three hundred twelve million, two thousand, three hundred forty-four".