116551564155 has 24 divisors (see below), whose sum is σ = 217562920848. Its totient is φ = 57379231296.

The previous prime is 116551564147. The next prime is 116551564229. The reversal of 116551564155 is 551465155611.

116551564155 is a `hidden beast` number, since 1 + 1 + 6 + 551 + 5 + 6 + 41 + 55 = 666.

It is not a de Polignac number, because 116551564155 - 2³ = 116551564147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 116551564155.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99616137 + ... + 99617306.

It is an arithmetic number, because the mean of its divisors is an integer number (9065121702).

Almost surely, 2^116551564155 is an apocalyptic number.

116551564155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

116551564155 is a deficient number, since it is larger than the sum of its proper divisors (101011356693).

116551564155 is a wasteful number, since it uses less digits than its factorization.

116551564155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199233467 (or 199233464 counting only the distinct ones).

The product of its digits is 450000, while the sum is 45.

The spelling of 116551564155 in words is "one hundred sixteen billion, five hundred fifty-one million, five hundred sixty-four thousand, one hundred fifty-five".