115664426063 has 4 divisors (see below), whose sum is σ = 115896219000. Its totient is φ = 115432633128.

The previous prime is 115664426057. The next prime is 115664426069. The reversal of 115664426063 is 360624466511.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (115664426057) and next prime (115664426069).

It is a cyclic number.

It is not a de Polignac number, because 115664426063 - 2²² = 115660231759 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 (115664426069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115895720 + ... + 115896717.

It is an arithmetic number, because the mean of its divisors is an integer number (28974054750).

Almost surely, 2^115664426063 is an apocalyptic number.

115664426063 is a deficient number, since it is larger than the sum of its proper divisors (231792937).

115664426063 is an equidigital number, since it uses as much as digits as its factorization.

115664426063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231792936.

The product of its (nonzero) digits is 622080, while the sum is 44.

The spelling of 115664426063 in words is "one hundred fifteen billion, six hundred sixty-four million, four hundred twenty-six thousand, sixty-three".