344668537340807 has 2 divisors, whose sum is σ = 344668537340808. Its totient is φ = 344668537340806.

The previous prime is 344668537340779. The next prime is 344668537340839. The reversal of 344668537340807 is 708043735866443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344668537340807 - 2²⁰ = 344668536292231 is a prime.

It is a super-2 number, since 2×344668537340807² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344668537340867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172334268670403 + 172334268670404.

It is an arithmetic number, because the mean of its divisors is an integer number (172334268670404).

Almost surely, 2^{344668537340807} is an apocalyptic number.

344668537340807 is a deficient number, since it is larger than the sum of its proper divisors (1).

344668537340807 is an equidigital number, since it uses as much as digits as its factorization.

344668537340807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 975421440, while the sum is 68.

The spelling of 344668537340807 in words is "three hundred forty-four trillion, six hundred sixty-eight billion, five hundred thirty-seven million, three hundred forty thousand, eight hundred seven".