115005051500 has 24 divisors (see below), whose sum is σ = 251171033568. Its totient is φ = 46002020400.

The previous prime is 115005051487. The next prime is 115005051509. The reversal of 115005051500 is 5150500511.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (115005051509) 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, 115004552 + ... + 115005551.

It is an arithmetic number, because the mean of its divisors is an integer number (10465459732).

Almost surely, 2^115005051500 is an apocalyptic number.

115005051500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115005051500 is an abundant number, since it is smaller than the sum of its proper divisors (136165982068).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115005051500 is a wasteful number, since it uses less digits than its factorization.

115005051500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230010122 (or 230010110 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 115005051500 in words is "one hundred fifteen billion, five million, fifty-one thousand, five hundred".