12085510914 has 24 divisors (see below), whose sum is σ = 26188327152. Its totient is φ = 4028033880.

The previous prime is 12085510907. The next prime is 12085510949. The reversal of 12085510914 is 41901558021.

12085510914 is a `hidden beast` number, since 12 + 0 + 8 + 551 + 0 + 91 + 4 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142209 + ... + 210699.

It is an arithmetic number, because the mean of its divisors is an integer number (1091180298).

Almost surely, 2^12085510914 is an apocalyptic number.

12085510914 is an abundant number, since it is smaller than the sum of its proper divisors (14102816238).

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

12085510914 is a wasteful number, since it uses less digits than its factorization.

12085510914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78302 (or 78299 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 36.

It can be divided in two parts, 120855 and 10914, that added together give a square (131769 = 363²).

The spelling of 12085510914 in words is "twelve billion, eighty-five million, five hundred ten thousand, nine hundred fourteen".