115553565213 has 32 divisors (see below), whose sum is σ = 162065629440. Its totient is φ = 73133652480.

The previous prime is 115553565157. The next prime is 115553565217. The reversal of 115553565213 is 312565355511.

It is a de Polignac number, because none of the positive numbers 2^k-115553565213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115553565217) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2278945 + ... + 2329097.

It is an arithmetic number, because the mean of its divisors is an integer number (5064550920).

Almost surely, 2^115553565213 is an apocalyptic number.

It is an amenable number.

115553565213 is a deficient number, since it is larger than the sum of its proper divisors (46512064227).

115553565213 is a wasteful number, since it uses less digits than its factorization.

115553565213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50629.

The product of its digits is 337500, while the sum is 42.

The spelling of 115553565213 in words is "one hundred fifteen billion, five hundred fifty-three million, five hundred sixty-five thousand, two hundred thirteen".