12000044115 has 48 divisors (see below), whose sum is σ = 21211733088. Its totient is φ = 6274603008.

The previous prime is 12000044101. The next prime is 12000044171. The reversal of 12000044115 is 51144000021.

It is not a de Polignac number, because 12000044115 - 2⁵ = 12000044083 is a prime.

It is a super-2 number, since 2×12000044115² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 454209 + ... + 479901.

It is an arithmetic number, because the mean of its divisors is an integer number (441911106).

Almost surely, 2^12000044115 is an apocalyptic number.

12000044115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12000044115 is a deficient number, since it is larger than the sum of its proper divisors (9211688973).

12000044115 is a wasteful number, since it uses less digits than its factorization.

12000044115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25908 (or 25905 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 12000044115 its reverse (51144000021), we get a palindrome (63144044136).

The spelling of 12000044115 in words is "twelve billion, forty-four thousand, one hundred fifteen".