12652504641 has 40 divisors (see below), whose sum is σ = 22297577984. Its totient is φ = 6996767040.

The previous prime is 12652504637. The next prime is 12652504679. The reversal of 12652504641 is 14640525621.

12652504641 is a `hidden beast` number, since 1 + 2 + 6 + 5 + 2 + 5 + 0 + 4 + 641 = 666.

It is not a de Polignac number, because 12652504641 - 2² = 12652504637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12652504596 and 12652504605.

It is not an unprimeable number, because it can be changed into a prime (12652504141) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 342340 + ... + 377493.

Almost surely, 2^12652504641 is an apocalyptic number.

It is an amenable number.

12652504641 is a deficient number, since it is larger than the sum of its proper divisors (9645073343).

12652504641 is an equidigital number, since it uses as much as digits as its factorization.

12652504641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719883 (or 719874 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 12652504641 in words is "twelve billion, six hundred fifty-two million, five hundred four thousand, six hundred forty-one".