115310065687613 has 4 divisors (see below), whose sum is σ = 115376070306240. Its totient is φ = 115244061068988.

The previous prime is 115310065687561. The next prime is 115310065687631. The reversal of 115310065687613 is 316786560013511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115310065687613 - 2¹⁰ = 115310065686589 is a prime.

It is a super-2 number, since 2×115310065687613² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115310065687643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33002306693 + ... + 33002310186.

It is an arithmetic number, because the mean of its divisors is an integer number (28844017576560).

Almost surely, 2^{115310065687613} is an apocalyptic number.

It is an amenable number.

115310065687613 is a deficient number, since it is larger than the sum of its proper divisors (66004618627).

115310065687613 is an equidigital number, since it uses as much as digits as its factorization.

115310065687613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66004618626.

The product of its (nonzero) digits is 2721600, while the sum is 53.

The spelling of 115310065687613 in words is "one hundred fifteen trillion, three hundred ten billion, sixty-five million, six hundred eighty-seven thousand, six hundred thirteen".