344064536051231 has 2 divisors, whose sum is σ = 344064536051232. Its totient is φ = 344064536051230.

The previous prime is 344064536051153. The next prime is 344064536051251. The reversal of 344064536051231 is 132150635460443.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (132150635460443) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 344064536051231 - 2⁴² = 339666489540127 is a prime.

It is a super-2 number, since 2×344064536051231² (a number of 30 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344064536051251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172032268025615 + 172032268025616.

It is an arithmetic number, because the mean of its divisors is an integer number (172032268025616).

Almost surely, 2^{344064536051231} is an apocalyptic number.

344064536051231 is a deficient number, since it is larger than the sum of its proper divisors (1).

344064536051231 is an equidigital number, since it uses as much as digits as its factorization.

344064536051231 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 344064536051231 in words is "three hundred forty-four trillion, sixty-four billion, five hundred thirty-six million, fifty-one thousand, two hundred thirty-one".