12652444877 has 8 divisors (see below), whose sum is σ = 13204673664. Its totient is φ = 12100393008.

The previous prime is 12652444801. The next prime is 12652444933. The reversal of 12652444877 is 77844425621.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 12652444877 - 2⁸ = 12652444621 is a prime.

It is a super-2 number, since 2×12652444877² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12652444177) 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 7 ways as a sum of consecutive naturals, for example, 114008 + ... + 195710.

It is an arithmetic number, because the mean of its divisors is an integer number (1650584208).

Almost surely, 2^12652444877 is an apocalyptic number.

It is an amenable number.

12652444877 is a deficient number, since it is larger than the sum of its proper divisors (552228787).

12652444877 is an equidigital number, since it uses as much as digits as its factorization.

12652444877 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88459.

The product of its digits is 3010560, while the sum is 50.

The spelling of 12652444877 in words is "twelve billion, six hundred fifty-two million, four hundred forty-four thousand, eight hundred seventy-seven".