74310117015 has 64 divisors (see below), whose sum is σ = 121797198720. Its totient is φ = 38679674880.

The previous prime is 74310116989. The next prime is 74310117023. The reversal of 74310117015 is 51071101347.

It is not a de Polignac number, because 74310117015 - 2²⁰ = 74309068439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 42389379 + ... + 42391131.

It is an arithmetic number, because the mean of its divisors is an integer number (1903081230).

Almost surely, 2^74310117015 is an apocalyptic number.

74310117015 is a deficient number, since it is larger than the sum of its proper divisors (47487081705).

74310117015 is a wasteful number, since it uses less digits than its factorization.

74310117015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2244.

The product of its (nonzero) digits is 2940, while the sum is 30.

The spelling of 74310117015 in words is "seventy-four billion, three hundred ten million, one hundred seventeen thousand, fifteen".