13738026857 has 2 divisors, whose sum is σ = 13738026858. Its totient is φ = 13738026856.

The previous prime is 13738026853. The next prime is 13738026899. The reversal of 13738026857 is 75862083731.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11894956096 + 1843070761 = 109064^2 + 42931^2 .

It is a cyclic number.

It is not a de Polignac number, because 13738026857 - 2² = 13738026853 is a prime.

It is not a weakly prime, because it can be changed into another prime (13738026853) 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 as a sum of consecutive naturals, namely, 6869013428 + 6869013429.

It is an arithmetic number, because the mean of its divisors is an integer number (6869013429).

Almost surely, 2^13738026857 is an apocalyptic number.

It is an amenable number.

13738026857 is a deficient number, since it is larger than the sum of its proper divisors (1).

13738026857 is an equidigital number, since it uses as much as digits as its factorization.

13738026857 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1693440, while the sum is 50.

The spelling of 13738026857 in words is "thirteen billion, seven hundred thirty-eight million, twenty-six thousand, eight hundred fifty-seven".