12251563066624 has 36 divisors (see below), whose sum is σ = 27948878249824. Its totient is φ = 5250669884928.

The previous prime is 12251563066609. The next prime is 12251563066643. The reversal of 12251563066624 is 42666036515221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3418403082 + ... + 3418406665.

Almost surely, 2^{12251563066624} is an apocalyptic number.

12251563066624 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12251563066624 is an abundant number, since it is smaller than the sum of its proper divisors (15697315183200).

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

12251563066624 is an frugal number, since it uses more digits than its factorization.

12251563066624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6836809770 (or 6836809756 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 12251563066624 in words is "twelve trillion, two hundred fifty-one billion, five hundred sixty-three million, sixty-six thousand, six hundred twenty-four".