115000510155 has 32 divisors (see below), whose sum is σ = 187947454464. Its totient is φ = 60018500736.

The previous prime is 115000510139. The next prime is 115000510169. The reversal of 115000510155 is 551015000511.

It is not a de Polignac number, because 115000510155 - 2⁴ = 115000510139 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6069757 + ... + 6088673.

It is an arithmetic number, because the mean of its divisors is an integer number (5873357952).

Almost surely, 2^115000510155 is an apocalyptic number.

115000510155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115000510155 is a deficient number, since it is larger than the sum of its proper divisors (72946944309).

115000510155 is a wasteful number, since it uses less digits than its factorization.

115000510155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27595.

The product of its (nonzero) digits is 625, while the sum is 24.

Adding to 115000510155 its reverse (551015000511), we get a palindrome (666015510666).

The spelling of 115000510155 in words is "one hundred fifteen billion, five hundred ten thousand, one hundred fifty-five".