12150165572 has 24 divisors (see below), whose sum is σ = 21353602200. Its totient is φ = 6049186560.

The previous prime is 12150165563. The next prime is 12150165611. The reversal of 12150165572 is 27556105121.

It can be written as a sum of positive squares in 4 ways, for example, as 22429696 + 12127735876 = 4736^2 + 110126^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1056638 + ... + 1068074.

It is an arithmetic number, because the mean of its divisors is an integer number (889733425).

Almost surely, 2^12150165572 is an apocalyptic number.

It is an amenable number.

12150165572 is a deficient number, since it is larger than the sum of its proper divisors (9203436628).

12150165572 is a wasteful number, since it uses less digits than its factorization.

12150165572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12551 (or 12549 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 35.

The spelling of 12150165572 in words is "twelve billion, one hundred fifty million, one hundred sixty-five thousand, five hundred seventy-two".