115545422511 has 16 divisors (see below), whose sum is σ = 173523316320. Its totient is φ = 75975071040.

The previous prime is 115545422497. The next prime is 115545422527. The reversal of 115545422511 is 115224545511.

115545422511 is a `hidden beast` number, since 1 + 1 + 554 + 54 + 2 + 2 + 51 + 1 = 666.

It is not a de Polignac number, because 115545422511 - 2¹³ = 115545414319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115545422011) 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, 29309400 + ... + 29313341.

It is an arithmetic number, because the mean of its divisors is an integer number (10845207270).

Almost surely, 2^115545422511 is an apocalyptic number.

115545422511 is a deficient number, since it is larger than the sum of its proper divisors (57977893809).

115545422511 is an equidigital number, since it uses as much as digits as its factorization.

115545422511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58622823 (or 58622817 counting only the distinct ones).

The product of its digits is 40000, while the sum is 36.

The spelling of 115545422511 in words is "one hundred fifteen billion, five hundred forty-five million, four hundred twenty-two thousand, five hundred eleven".