115466221271563 has 8 divisors (see below), whose sum is σ = 117189959595408. Its totient is φ = 113742493591584.

The previous prime is 115466221271537. The next prime is 115466221271717. The reversal of 115466221271563 is 365172122664511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115466221271563 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 115466221271563.

It is not an unprimeable number, because it can be changed into a prime (115466221271363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20719245 + ... + 25694737.

It is an arithmetic number, because the mean of its divisors is an integer number (14648744949426).

Almost surely, 2^{115466221271563} is an apocalyptic number.

115466221271563 is a deficient number, since it is larger than the sum of its proper divisors (1723738323845).

115466221271563 is an equidigital number, since it uses as much as digits as its factorization.

115466221271563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321933.

The product of its digits is 3628800, while the sum is 52.

The spelling of 115466221271563 in words is "one hundred fifteen trillion, four hundred sixty-six billion, two hundred twenty-one million, two hundred seventy-one thousand, five hundred sixty-three".