12652546499 has 4 divisors (see below), whose sum is σ = 12921749664. Its totient is φ = 12383343336.

The previous prime is 12652546483. The next prime is 12652546573. The reversal of 12652546499 is 99464525621.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12652546499 - 2⁴ = 12652546483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12652546499.

It is not an unprimeable number, because it can be changed into a prime (12652549499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134601512 + ... + 134601605.

It is an arithmetic number, because the mean of its divisors is an integer number (3230437416).

Almost surely, 2^12652546499 is an apocalyptic number.

12652546499 is a deficient number, since it is larger than the sum of its proper divisors (269203165).

12652546499 is an equidigital number, since it uses as much as digits as its factorization.

12652546499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 269203164.

The product of its digits is 4665600, while the sum is 53.

The spelling of 12652546499 in words is "twelve billion, six hundred fifty-two million, five hundred forty-six thousand, four hundred ninety-nine".