12652753897 has 16 divisors (see below), whose sum is σ = 15314935680. Its totient is φ = 10204570368.

The previous prime is 12652753843. The next prime is 12652753907. The reversal of 12652753897 is 79835725621.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12652753897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12652753837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 525754 + ... + 549292.

It is an arithmetic number, because the mean of its divisors is an integer number (957183480).

Almost surely, 2^12652753897 is an apocalyptic number.

12652753897 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

12652753897 is a deficient number, since it is larger than the sum of its proper divisors (2662181783).

12652753897 is a wasteful number, since it uses less digits than its factorization.

12652753897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28080.

The product of its digits is 6350400, while the sum is 55.

The spelling of 12652753897 in words is "twelve billion, six hundred fifty-two million, seven hundred fifty-three thousand, eight hundred ninety-seven".