115563637063 has 8 divisors (see below), whose sum is σ = 132136578720. Its totient is φ = 99006658080.

The previous prime is 115563637003. The next prime is 115563637117. The reversal of 115563637063 is 360736365511.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 115563637063 - 2²⁵ = 115530082631 is a prime.

It is a super-2 number, since 2×115563637063² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115563637003) 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, 3975148 + ... + 4004113.

It is an arithmetic number, because the mean of its divisors is an integer number (16517072340).

Almost surely, 2^115563637063 is an apocalyptic number.

115563637063 is a deficient number, since it is larger than the sum of its proper divisors (16572941657).

115563637063 is an equidigital number, since it uses as much as digits as its factorization.

115563637063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7981337.

The product of its (nonzero) digits is 1020600, while the sum is 46.

The spelling of 115563637063 in words is "one hundred fifteen billion, five hundred sixty-three million, six hundred thirty-seven thousand, sixty-three".