12015667150 has 144 divisors (see below), whose sum is σ = 25077658320. Its totient is φ = 4263168000.

The previous prime is 12015667141. The next prime is 12015667151. The reversal of 12015667150 is 5176651021.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12015667151) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 91722585 + ... + 91722715.

It is an arithmetic number, because the mean of its divisors is an integer number (174150405).

Almost surely, 2^12015667150 is an apocalyptic number.

12015667150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12015667150 is an abundant number, since it is smaller than the sum of its proper divisors (13061991170).

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

12015667150 is a wasteful number, since it uses less digits than its factorization.

12015667150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311 (or 245 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 34.

The spelling of 12015667150 in words is "twelve billion, fifteen million, six hundred sixty-seven thousand, one hundred fifty".