117431776511 has 16 divisors (see below), whose sum is σ = 137896566528. Its totient is φ = 97904030400.

The previous prime is 117431776477. The next prime is 117431776519. The reversal of 117431776511 is 115677134711.

It is a cyclic number.

It is not a de Polignac number, because 117431776511 - 2¹⁸ = 117431514367 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117431776519) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523085 + ... + 713078.

It is an arithmetic number, because the mean of its divisors is an integer number (8618535408).

Almost surely, 2^117431776511 is an apocalyptic number.

117431776511 is a deficient number, since it is larger than the sum of its proper divisors (20464790017).

117431776511 is a wasteful number, since it uses less digits than its factorization.

117431776511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236542.

The product of its digits is 123480, while the sum is 44.

The spelling of 117431776511 in words is "one hundred seventeen billion, four hundred thirty-one million, seven hundred seventy-six thousand, five hundred eleven".