13796566739 has 2 divisors, whose sum is σ = 13796566740. Its totient is φ = 13796566738.

The previous prime is 13796566703. The next prime is 13796566747. The reversal of 13796566739 is 93766569731.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13796566739 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (13796536739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6898283369 + 6898283370.

It is an arithmetic number, because the mean of its divisors is an integer number (6898283370).

Almost surely, 2^13796566739 is an apocalyptic number.

13796566739 is a deficient number, since it is larger than the sum of its proper divisors (1).

13796566739 is an equidigital number, since it uses as much as digits as its factorization.

13796566739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38578680, while the sum is 62.

The spelling of 13796566739 in words is "thirteen billion, seven hundred ninety-six million, five hundred sixty-six thousand, seven hundred thirty-nine".