74937913344 has 520 divisors, whose sum is σ = 262414477248. Its totient is φ = 20862074880.

The previous prime is 74937913331. The next prime is 74937913387. The reversal of 74937913344 is 44331973947.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

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 39 ways as a sum of consecutive naturals, for example, 95219319 + ... + 95220105.

Almost surely, 2^74937913344 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 74937913344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131207238624).

74937913344 is an abundant number, since it is smaller than the sum of its proper divisors (187476563904).

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

74937913344 is an equidigital number, since it uses as much as digits as its factorization.

74937913344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871 (or 840 counting only the distinct ones).

The product of its digits is 6858432, while the sum is 54.

The spelling of 74937913344 in words is "seventy-four billion, nine hundred thirty-seven million, nine hundred thirteen thousand, three hundred forty-four".