12653335757 has 4 divisors (see below), whose sum is σ = 12653773440. Its totient is φ = 12652898076.

The previous prime is 12653335729. The next prime is 12653335769. The reversal of 12653335757 is 75753335621.

12653335757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12653335757 - 2²⁰ = 12652287181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12653335727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 172157 + ... + 234402.

It is an arithmetic number, because the mean of its divisors is an integer number (3163443360).

Almost surely, 2^12653335757 is an apocalyptic number.

It is an amenable number.

12653335757 is a deficient number, since it is larger than the sum of its proper divisors (437683).

12653335757 is an equidigital number, since it uses as much as digits as its factorization.

12653335757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437682.

The product of its digits is 1984500, while the sum is 47.

The spelling of 12653335757 in words is "twelve billion, six hundred fifty-three million, three hundred thirty-five thousand, seven hundred fifty-seven".