12115150444 has 24 divisors (see below), whose sum is σ = 21470420160. Its totient is φ = 5980836624.

The previous prime is 12115150441. The next prime is 12115150457. The reversal of 12115150444 is 44405151121.

It is not an unprimeable number, because it can be changed into a prime (12115150441) 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, 561447 + ... + 582625.

It is an arithmetic number, because the mean of its divisors is an integer number (894600840).

Almost surely, 2^12115150444 is an apocalyptic number.

It is an amenable number.

12115150444 is a deficient number, since it is larger than the sum of its proper divisors (9355269716).

12115150444 is a wasteful number, since it uses less digits than its factorization.

12115150444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22989 (or 22987 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The spelling of 12115150444 in words is "twelve billion, one hundred fifteen million, one hundred fifty thousand, four hundred forty-four".