73075757117 has 24 divisors (see below), whose sum is σ = 81363211776. Its totient is φ = 65577512000.

The previous prime is 73075757071. The next prime is 73075757129. The reversal of 73075757117 is 71175757037.

It is a de Polignac number, because none of the positive numbers 2^k-73075757117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73075750117) 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, 3015473 + ... + 3039609.

It is an arithmetic number, because the mean of its divisors is an integer number (3390133824).

Almost surely, 2^73075757117 is an apocalyptic number.

It is an amenable number.

73075757117 is a deficient number, since it is larger than the sum of its proper divisors (8287454659).

73075757117 is a wasteful number, since it uses less digits than its factorization.

73075757117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24481 (or 24470 counting only the distinct ones).

The product of its (nonzero) digits is 1260525, while the sum is 50.

The spelling of 73075757117 in words is "seventy-three billion, seventy-five million, seven hundred fifty-seven thousand, one hundred seventeen".