115700747155 has 32 divisors (see below), whose sum is σ = 160795238400. Its totient is φ = 78281440512.

The previous prime is 115700747147. The next prime is 115700747159. The reversal of 115700747155 is 551747007511.

It is a cyclic number.

It is not a de Polignac number, because 115700747155 - 2³ = 115700747147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115700747159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1453314 + ... + 1530856.

It is an arithmetic number, because the mean of its divisors is an integer number (5024851200).

Almost surely, 2^115700747155 is an apocalyptic number.

115700747155 is a deficient number, since it is larger than the sum of its proper divisors (45094491245).

115700747155 is an equidigital number, since it uses as much as digits as its factorization.

115700747155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78123.

The product of its (nonzero) digits is 171500, while the sum is 43.

The spelling of 115700747155 in words is "one hundred fifteen billion, seven hundred million, seven hundred forty-seven thousand, one hundred fifty-five".