115356931155 has 48 divisors (see below), whose sum is σ = 201187968384. Its totient is φ = 61144554240.

The previous prime is 115356931153. The next prime is 115356931159. The reversal of 115356931155 is 551139653511.

It is a happy number.

115356931155 is a `hidden beast` number, since 1 + 1 + 5 + 3 + 569 + 31 + 1 + 55 = 666.

It is not a de Polignac number, because 115356931155 - 2¹ = 115356931153 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 115356931155.

It is not an unprimeable number, because it can be changed into a prime (115356931153) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4936950 + ... + 4960260.

It is an arithmetic number, because the mean of its divisors is an integer number (4191416008).

Almost surely, 2^115356931155 is an apocalyptic number.

115356931155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115356931155 is a deficient number, since it is larger than the sum of its proper divisors (85831037229).

115356931155 is a wasteful number, since it uses less digits than its factorization.

115356931155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23996 (or 23993 counting only the distinct ones).

The product of its digits is 303750, while the sum is 45.

The spelling of 115356931155 in words is "one hundred fifteen billion, three hundred fifty-six million, nine hundred thirty-one thousand, one hundred fifty-five".