115590589559 has 4 divisors (see below), whose sum is σ = 115669816920. Its totient is φ = 115511362200.

The previous prime is 115590589553. The next prime is 115590589619. The reversal of 115590589559 is 955985095511.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115590589559 is a prime.

It is a super-2 number, since 2×115590589559² (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 (115590589553) 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 3 ways as a sum of consecutive naturals, for example, 39611492 + ... + 39614409.

It is an arithmetic number, because the mean of its divisors is an integer number (28917454230).

Almost surely, 2^115590589559 is an apocalyptic number.

115590589559 is a deficient number, since it is larger than the sum of its proper divisors (79227361).

115590589559 is an equidigital number, since it uses as much as digits as its factorization.

115590589559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79227360.

The product of its (nonzero) digits is 18225000, while the sum is 62.

The spelling of 115590589559 in words is "one hundred fifteen billion, five hundred ninety million, five hundred eighty-nine thousand, five hundred fifty-nine".