115511264655 has 64 divisors (see below), whose sum is σ = 198206784000. Its totient is φ = 57268795392.

The previous prime is 115511264651. The next prime is 115511264669. The reversal of 115511264655 is 556462115511.

It is not a de Polignac number, because 115511264655 - 2² = 115511264651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115511264651) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9561699 + ... + 9573771.

It is an arithmetic number, because the mean of its divisors is an integer number (3096981000).

Almost surely, 2^115511264655 is an apocalyptic number.

115511264655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115511264655 is a deficient number, since it is larger than the sum of its proper divisors (82695519345).

115511264655 is a wasteful number, since it uses less digits than its factorization.

115511264655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12728.

The product of its digits is 180000, while the sum is 42.

The spelling of 115511264655 in words is "one hundred fifteen billion, five hundred eleven million, two hundred sixty-four thousand, six hundred fifty-five".