338144643107 has 2 divisors, whose sum is σ = 338144643108. Its totient is φ = 338144643106.

The previous prime is 338144643019. The next prime is 338144643131. The reversal of 338144643107 is 701346441833.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 338144643107 - 2²⁰ = 338143594531 is a prime.

It is a super-2 number, since 2×338144643107² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (338144643167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169072321553 + 169072321554.

It is an arithmetic number, because the mean of its divisors is an integer number (169072321554).

Almost surely, 2^338144643107 is an apocalyptic number.

338144643107 is a deficient number, since it is larger than the sum of its proper divisors (1).

338144643107 is an equidigital number, since it uses as much as digits as its factorization.

338144643107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 580608, while the sum is 44.

The spelling of 338144643107 in words is "three hundred thirty-eight billion, one hundred forty-four million, six hundred forty-three thousand, one hundred seven".