115563554159 has 16 divisors (see below), whose sum is σ = 123652575648. Its totient is φ = 107618537472.

The previous prime is 115563554107. The next prime is 115563554173. The reversal of 115563554159 is 951455365511.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115563554159 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 (115563524159) 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 15 ways as a sum of consecutive naturals, for example, 12390872 + ... + 12400194.

It is an arithmetic number, because the mean of its divisors is an integer number (7728285978).

Almost surely, 2^115563554159 is an apocalyptic number.

115563554159 is a deficient number, since it is larger than the sum of its proper divisors (8089021489).

115563554159 is an equidigital number, since it uses as much as digits as its factorization.

115563554159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16954.

The product of its digits is 2025000, while the sum is 50.

The spelling of 115563554159 in words is "one hundred fifteen billion, five hundred sixty-three million, five hundred fifty-four thousand, one hundred fifty-nine".