344213997443 has 2 divisors, whose sum is σ = 344213997444. Its totient is φ = 344213997442.

The previous prime is 344213997433. The next prime is 344213997487. The reversal of 344213997443 is 344799312443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344213997443 - 2⁴ = 344213997427 is a prime.

It is a super-2 number, since 2×344213997443² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344213997403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172106998721 + 172106998722.

It is an arithmetic number, because the mean of its divisors is an integer number (172106998722).

Almost surely, 2^344213997443 is an apocalyptic number.

344213997443 is a deficient number, since it is larger than the sum of its proper divisors (1).

344213997443 is an equidigital number, since it uses as much as digits as its factorization.

344213997443 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7838208, while the sum is 53.

The spelling of 344213997443 in words is "three hundred forty-four billion, two hundred thirteen million, nine hundred ninety-seven thousand, four hundred forty-three".