12600564621 has 8 divisors (see below), whose sum is σ = 16820452320. Its totient is φ = 8390526672.

The previous prime is 12600564619. The next prime is 12600564623. The reversal of 12600564621 is 12646500621.

It is an interprime number because it is at equal distance from previous prime (12600564619) and next prime (12600564623).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12600564621 - 2¹ = 12600564619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12600564623) 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, 2459451 + ... + 2464568.

It is an arithmetic number, because the mean of its divisors is an integer number (2102556540).

Almost surely, 2^12600564621 is an apocalyptic number.

It is an amenable number.

12600564621 is a deficient number, since it is larger than the sum of its proper divisors (4219887699).

12600564621 is an equidigital number, since it uses as much as digits as its factorization.

12600564621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4924875.

The product of its (nonzero) digits is 17280, while the sum is 33.

The spelling of 12600564621 in words is "twelve billion, six hundred million, five hundred sixty-four thousand, six hundred twenty-one".