115011975777 has 16 divisors (see below), whose sum is σ = 161429064000. Its totient is φ = 72635206464.

The previous prime is 115011975761. The next prime is 115011975779. The reversal of 115011975777 is 777579110511.

It is a happy number.

It is not a de Polignac number, because 115011975777 - 2⁴ = 115011975761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115011975779) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1297099 + ... + 1382927.

It is an arithmetic number, because the mean of its divisors is an integer number (10089316500).

Almost surely, 2^115011975777 is an apocalyptic number.

It is an amenable number.

115011975777 is a deficient number, since it is larger than the sum of its proper divisors (46417088223).

115011975777 is a wasteful number, since it uses less digits than its factorization.

115011975777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109360.

The product of its (nonzero) digits is 540225, while the sum is 51.

The spelling of 115011975777 in words is "one hundred fifteen billion, eleven million, nine hundred seventy-five thousand, seven hundred seventy-seven".