116931156771 has 128 divisors (see below), whose sum is σ = 197631221760. Its totient is φ = 60441292800.

The previous prime is 116931156739. The next prime is 116931156779. The reversal of 116931156771 is 177651139611.

It is not a de Polignac number, because 116931156771 - 2⁵ = 116931156739 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116931156771.

It is not an unprimeable number, because it can be changed into a prime (116931156779) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 56134896 + ... + 56136978.

It is an arithmetic number, because the mean of its divisors is an integer number (1543993920).

Almost surely, 2^116931156771 is an apocalyptic number.

116931156771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

116931156771 is a deficient number, since it is larger than the sum of its proper divisors (80700064989).

116931156771 is a wasteful number, since it uses less digits than its factorization.

116931156771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2297.

The product of its digits is 238140, while the sum is 48.

The spelling of 116931156771 in words is "one hundred sixteen billion, nine hundred thirty-one million, one hundred fifty-six thousand, seven hundred seventy-one".