338856159517 has 2 divisors, whose sum is σ = 338856159518. Its totient is φ = 338856159516.

The previous prime is 338856159491. The next prime is 338856159533. The reversal of 338856159517 is 715951658833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 189480866436 + 149375293081 = 435294^2 + 386491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-338856159517 is a prime.

It is a super-2 number, since 2×338856159517² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338856159557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169428079758 + 169428079759.

It is an arithmetic number, because the mean of its divisors is an integer number (169428079759).

Almost surely, 2^338856159517 is an apocalyptic number.

It is an amenable number.

338856159517 is a deficient number, since it is larger than the sum of its proper divisors (1).

338856159517 is an equidigital number, since it uses as much as digits as its factorization.

338856159517 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216000, while the sum is 61.

The spelling of 338856159517 in words is "three hundred thirty-eight billion, eight hundred fifty-six million, one hundred fifty-nine thousand, five hundred seventeen".