115357251620663 has 64 divisors (see below), whose sum is σ = 131800251123072. Its totient is φ = 100250211409920.

The previous prime is 115357251620617. The next prime is 115357251620693. The reversal of 115357251620663 is 366026152753511.

It is not a de Polignac number, because 115357251620663 - 2⁸ = 115357251620407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115357251620693) 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, 1235875331 + ... + 1235968667.

It is an arithmetic number, because the mean of its divisors is an integer number (2059378923798).

Almost surely, 2^{115357251620663} is an apocalyptic number.

115357251620663 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115357251620663 is a deficient number, since it is larger than the sum of its proper divisors (16442999502409).

115357251620663 is a wasteful number, since it uses less digits than its factorization.

115357251620663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94164.

The product of its (nonzero) digits is 6804000, while the sum is 53.

The spelling of 115357251620663 in words is "one hundred fifteen trillion, three hundred fifty-seven billion, two hundred fifty-one million, six hundred twenty thousand, six hundred sixty-three".