74444456496 has 80 divisors (see below), whose sum is σ = 199029448800. Its totient is φ = 23949133824.

The previous prime is 74444456483. The next prime is 74444456501. The reversal of 74444456496 is 69465444447.

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, 3788970 + ... + 3808566.

It is an arithmetic number, because the mean of its divisors is an integer number (2487868110).

Almost surely, 2^74444456496 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 74444456496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (99514724400).

74444456496 is an abundant number, since it is smaller than the sum of its proper divisors (124584992304).

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

74444456496 is a wasteful number, since it uses less digits than its factorization.

74444456496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22366 (or 22360 counting only the distinct ones).

The product of its digits is 46448640, while the sum is 57.

The spelling of 74444456496 in words is "seventy-four billion, four hundred forty-four million, four hundred fifty-six thousand, four hundred ninety-six".