115519863947213 has 64 divisors (see below), whose sum is σ = 135115699276800. Its totient is φ = 97655906050560.

The previous prime is 115519863947207. The next prime is 115519863947219. The reversal of 115519863947213 is 312749368915511.

It is an interprime number because it is at equal distance from previous prime (115519863947207) and next prime (115519863947219).

It is not a de Polignac number, because 115519863947213 - 2³⁴ = 115502684078029 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115519863947213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115519863947219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6231171698 + ... + 6231190236.

It is an arithmetic number, because the mean of its divisors is an integer number (2111182801200).

Almost surely, 2^{115519863947213} is an apocalyptic number.

It is an amenable number.

115519863947213 is a deficient number, since it is larger than the sum of its proper divisors (19595835329587).

115519863947213 is a wasteful number, since it uses less digits than its factorization.

115519863947213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20202.

The product of its digits is 48988800, while the sum is 65.

The spelling of 115519863947213 in words is "one hundred fifteen trillion, five hundred nineteen billion, eight hundred sixty-three million, nine hundred forty-seven thousand, two hundred thirteen".