74451431038712 has 64 divisors (see below), whose sum is σ = 171865769181120. Its totient is φ = 29443923468288.

The previous prime is 74451431038697. The next prime is 74451431038727. The reversal of 74451431038712 is 21783013415447.

It is an interprime number because it is at equal distance from previous prime (74451431038697) and next prime (74451431038727).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14016623 + ... + 18584094.

It is an arithmetic number, because the mean of its divisors is an integer number (2685402643455).

Almost surely, 2^{74451431038712} is an apocalyptic number.

It is an amenable number.

74451431038712 is an abundant number, since it is smaller than the sum of its proper divisors (97414338142408).

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

74451431038712 is a wasteful number, since it uses less digits than its factorization.

74451431038712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32603880 (or 32603876 counting only the distinct ones).

The product of its (nonzero) digits is 2257920, while the sum is 50.

The spelling of 74451431038712 in words is "seventy-four trillion, four hundred fifty-one billion, four hundred thirty-one million, thirty-eight thousand, seven hundred twelve".