115610066511215 has 16 divisors (see below), whose sum is σ = 144198241231968. Its totient is φ = 88904178781056.

The previous prime is 115610066511211. The next prime is 115610066511221. The reversal of 115610066511215 is 512115660016511.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 115610066511215 - 2² = 115610066511211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115610066511211) 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, 3764558612 + ... + 3764589321.

It is an arithmetic number, because the mean of its divisors is an integer number (9012390076998).

Almost surely, 2^{115610066511215} is an apocalyptic number.

115610066511215 is a deficient number, since it is larger than the sum of its proper divisors (28588174720753).

115610066511215 is an equidigital number, since it uses as much as digits as its factorization.

115610066511215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7529148058.

The product of its (nonzero) digits is 54000, while the sum is 41.

The spelling of 115610066511215 in words is "one hundred fifteen trillion, six hundred ten billion, sixty-six million, five hundred eleven thousand, two hundred fifteen".