115969358087 has 6 divisors (see below), whose sum is σ = 127470451584. Its totient is φ = 105426689060.

The previous prime is 115969358083. The next prime is 115969358093. The reversal of 115969358087 is 780853969511.

It is not a de Polignac number, because 115969358087 - 2² = 115969358083 is a prime.

It is a super-2 number, since 2×115969358087² (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 (115969358083) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 479212103 + ... + 479212344.

It is an arithmetic number, because the mean of its divisors is an integer number (21245075264).

Almost surely, 2^115969358087 is an apocalyptic number.

115969358087 is a deficient number, since it is larger than the sum of its proper divisors (11501093497).

115969358087 is an equidigital number, since it uses as much as digits as its factorization.

115969358087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 958424469 (or 958424458 counting only the distinct ones).

The product of its (nonzero) digits is 16329600, while the sum is 62.

The spelling of 115969358087 in words is "one hundred fifteen billion, nine hundred sixty-nine million, three hundred fifty-eight thousand, eighty-seven".