338968013507 has 2 divisors, whose sum is σ = 338968013508. Its totient is φ = 338968013506.

The previous prime is 338968013411. The next prime is 338968013509. The reversal of 338968013507 is 705310869833.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 338968013507 - 2¹² = 338968009411 is a prime.

It is a super-2 number, since 2×338968013507² (a number of 24 digits) contains 22 as substring.

Together with 338968013509, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (338968013509) 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, 169484006753 + 169484006754.

It is an arithmetic number, because the mean of its divisors is an integer number (169484006754).

Almost surely, 2^338968013507 is an apocalyptic number.

338968013507 is a deficient number, since it is larger than the sum of its proper divisors (1).

338968013507 is an equidigital number, since it uses as much as digits as its factorization.

338968013507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 338968013507 in words is "three hundred thirty-eight billion, nine hundred sixty-eight million, thirteen thousand, five hundred seven".