12936656740333 has 4 divisors (see below), whose sum is σ = 12940575755068. Its totient is φ = 12932737725600.

The previous prime is 12936656740313. The next prime is 12936656740349. The reversal of 12936656740333 is 33304765663921.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2190835141609 + 10745821598724 = 1480147^2 + 3278082^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12936656740333 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 (12936656740313) 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, 1959502416 + ... + 1959509017.

It is an arithmetic number, because the mean of its divisors is an integer number (3235143938767).

Almost surely, 2^{12936656740333} is an apocalyptic number.

It is an amenable number.

12936656740333 is a deficient number, since it is larger than the sum of its proper divisors (3919014735).

12936656740333 is an equidigital number, since it uses as much as digits as its factorization.

12936656740333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3919014734.

The product of its (nonzero) digits is 44089920, while the sum is 58.

The spelling of 12936656740333 in words is "twelve trillion, nine hundred thirty-six billion, six hundred fifty-six million, seven hundred forty thousand, three hundred thirty-three".