115512067812 has 12 divisors (see below), whose sum is σ = 269528158256. Its totient is φ = 38504022600.

The previous prime is 115512067757. The next prime is 115512067819. The reversal of 115512067812 is 218760215511.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (115512067819) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4813002814 + ... + 4813002837.

Almost surely, 2^115512067812 is an apocalyptic number.

115512067812 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

115512067812 is an abundant number, since it is smaller than the sum of its proper divisors (154016090444).

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

115512067812 is a wasteful number, since it uses less digits than its factorization.

115512067812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9626005658 (or 9626005656 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 39.

The spelling of 115512067812 in words is "one hundred fifteen billion, five hundred twelve million, sixty-seven thousand, eight hundred twelve".