115610151555 has 16 divisors (see below), whose sum is σ = 205529158560. Its totient is φ = 61658747424.

The previous prime is 115610151511. The next prime is 115610151589. The reversal of 115610151555 is 555151016511.

115610151555 is a `hidden beast` number, since 1 + 1 + 56 + 1 + 0 + 1 + 51 + 555 = 666.

It is not a de Polignac number, because 115610151555 - 2⁶ = 115610151491 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 428185612 + ... + 428185881.

It is an arithmetic number, because the mean of its divisors is an integer number (12845572410).

Almost surely, 2^115610151555 is an apocalyptic number.

115610151555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

115610151555 is a deficient number, since it is larger than the sum of its proper divisors (89919007005).

115610151555 is an equidigital number, since it uses as much as digits as its factorization.

115610151555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 856371507 (or 856371501 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 36.

The spelling of 115610151555 in words is "one hundred fifteen billion, six hundred ten million, one hundred fifty-one thousand, five hundred fifty-five".