115555150660605 has 64 divisors (see below), whose sum is σ = 196269635789568. Its totient is φ = 57854360678400.

The previous prime is 115555150660559. The next prime is 115555150660699. The reversal of 115555150660605 is 506066051555511.

It is not a de Polignac number, because 115555150660605 - 2⁶ = 115555150660541 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2318357814 + ... + 2318407656.

It is an arithmetic number, because the mean of its divisors is an integer number (3066713059212).

Almost surely, 2^{115555150660605} is an apocalyptic number.

115555150660605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115555150660605 is a deficient number, since it is larger than the sum of its proper divisors (80714485128963).

115555150660605 is a wasteful number, since it uses less digits than its factorization.

115555150660605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73166.

The product of its (nonzero) digits is 3375000, while the sum is 51.

The spelling of 115555150660605 in words is "one hundred fifteen trillion, five hundred fifty-five billion, one hundred fifty million, six hundred sixty thousand, six hundred five".