12652916331 has 48 divisors (see below), whose sum is σ = 19539521280. Its totient is φ = 7209195840.

The previous prime is 12652916303. The next prime is 12652916357. The reversal of 12652916331 is 13361925621.

It is not a de Polignac number, because 12652916331 - 2⁶ = 12652916267 is a prime.

It is a super-2 number, since 2×12652916331² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12652916331.

It is not an unprimeable number, because it can be changed into a prime (12652916371) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2639685 + ... + 2644473.

It is an arithmetic number, because the mean of its divisors is an integer number (407073360).

Almost surely, 2^12652916331 is an apocalyptic number.

12652916331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12652916331 is a deficient number, since it is larger than the sum of its proper divisors (6886604949).

12652916331 is a wasteful number, since it uses less digits than its factorization.

12652916331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4944 (or 4885 counting only the distinct ones).

The product of its digits is 58320, while the sum is 39.

The spelling of 12652916331 in words is "twelve billion, six hundred fifty-two million, nine hundred sixteen thousand, three hundred thirty-one".