74042231809344 has 56 divisors (see below), whose sum is σ = 202222869689088. Its totient is φ = 23884590904320.

The previous prime is 74042231809331. The next prime is 74042231809369. The reversal of 74042231809344 is 44390813224047.

It is a congruent number.

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, 6219939597 + ... + 6219951500.

Almost surely, 2^{74042231809344} is an apocalyptic number.

It is an amenable number.

74042231809344 is an abundant number, since it is smaller than the sum of its proper divisors (128180637879744).

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

74042231809344 is a wasteful number, since it uses less digits than its factorization.

74042231809344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12439891143 (or 12439891133 counting only the distinct ones).

The product of its (nonzero) digits is 4644864, while the sum is 51.

The spelling of 74042231809344 in words is "seventy-four trillion, forty-two billion, two hundred thirty-one million, eight hundred nine thousand, three hundred forty-four".