115110500155 has 16 divisors (see below), whose sum is σ = 158176002240. Its totient is φ = 78777827712.

The previous prime is 115110500129. The next prime is 115110500177. The reversal of 115110500155 is 551005011511.

It is a cyclic number.

It is not a de Polignac number, because 115110500155 - 2³³ = 106520565563 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3212904 + ... + 3248533.

It is an arithmetic number, because the mean of its divisors is an integer number (9886000140).

Almost surely, 2^115110500155 is an apocalyptic number.

115110500155 is a deficient number, since it is larger than the sum of its proper divisors (43065502085).

115110500155 is an equidigital number, since it uses as much as digits as its factorization.

115110500155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6461958.

The product of its (nonzero) digits is 625, while the sum is 25.

Adding to 115110500155 its reverse (551005011511), we get a palindrome (666115511666).

The spelling of 115110500155 in words is "one hundred fifteen billion, one hundred ten million, five hundred thousand, one hundred fifty-five".