74873702313 has 24 divisors (see below), whose sum is σ = 110683029600. Its totient is φ = 48747484800.

The previous prime is 74873702269. The next prime is 74873702333. The reversal of 74873702313 is 31320737847.

74873702313 is a `hidden beast` number, since 7 + 48 + 7 + 370 + 231 + 3 = 666.

It is not a de Polignac number, because 74873702313 - 2¹² = 74873698217 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (74873702333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3724138 + ... + 3744188.

It is an arithmetic number, because the mean of its divisors is an integer number (4611792900).

Almost surely, 2^74873702313 is an apocalyptic number.

It is an amenable number.

74873702313 is a deficient number, since it is larger than the sum of its proper divisors (35809327287).

74873702313 is a wasteful number, since it uses less digits than its factorization.

74873702313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29749 (or 29746 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 74873702313 in words is "seventy-four billion, eight hundred seventy-three million, seven hundred two thousand, three hundred thirteen".