116163563187 has 18 divisors (see below), whose sum is σ = 180178466724. Its totient is φ = 66376817640.

The previous prime is 116163563177. The next prime is 116163563203. The reversal of 116163563187 is 781365361611.

It is not a de Polignac number, because 116163563187 - 2²⁴ = 116146785971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (116163563137) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 4118262 + ... + 4146372.

It is an arithmetic number, because the mean of its divisors is an integer number (10009914818).

Almost surely, 2^116163563187 is an apocalyptic number.

116163563187 is a deficient number, since it is larger than the sum of its proper divisors (64014903537).

116163563187 is an frugal number, since it uses more digits than its factorization.

116163563187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56239 (or 28121 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

Multiplying 116163563187 by its sum of digits (48), we get a square (5575851032976 = 2361324²).

The spelling of 116163563187 in words is "one hundred sixteen billion, one hundred sixty-three million, five hundred sixty-three thousand, one hundred eighty-seven".