115259247820 has 12 divisors (see below), whose sum is σ = 242044420464. Its totient is φ = 46103699120.

The previous prime is 115259247799. The next prime is 115259247899. The reversal of 115259247820 is 28742952511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2881481176 + ... + 2881481215.

It is an arithmetic number, because the mean of its divisors is an integer number (20170368372).

Almost surely, 2^115259247820 is an apocalyptic number.

115259247820 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115259247820 is an abundant number, since it is smaller than the sum of its proper divisors (126785172644).

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

115259247820 is a wasteful number, since it uses less digits than its factorization.

115259247820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5762962400 (or 5762962398 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 46.

The spelling of 115259247820 in words is "one hundred fifteen billion, two hundred fifty-nine million, two hundred forty-seven thousand, eight hundred twenty".