115511405355 has 48 divisors (see below), whose sum is σ = 200904107040. Its totient is φ = 61395840000.

The previous prime is 115511405353. The next prime is 115511405423. The reversal of 115511405355 is 553504115511.

115511405355 is a `hidden beast` number, since 1 + 1 + 5 + 5 + 114 + 0 + 535 + 5 = 666.

It is not a de Polignac number, because 115511405355 - 2¹ = 115511405353 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (115511405353) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 22642305 + ... + 22647405.

It is an arithmetic number, because the mean of its divisors is an integer number (4185502230).

Almost surely, 2^115511405355 is an apocalyptic number.

115511405355 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115511405355 is a deficient number, since it is larger than the sum of its proper divisors (85392701685).

115511405355 is a wasteful number, since it uses less digits than its factorization.

115511405355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6732 (or 6729 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 36.

The spelling of 115511405355 in words is "one hundred fifteen billion, five hundred eleven million, four hundred five thousand, three hundred fifty-five".