344455555556659 has 2 divisors, whose sum is σ = 344455555556660. Its totient is φ = 344455555556658.

The previous prime is 344455555556633. The next prime is 344455555556669. The reversal of 344455555556659 is 956655555554443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344455555556659 - 2⁷ = 344455555556531 is a prime.

It is not a weakly prime, because it can be changed into another prime (344455555556669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172227777778329 + 172227777778330.

It is an arithmetic number, because the mean of its divisors is an integer number (172227777778330).

Almost surely, 2^{344455555556659} is an apocalyptic number.

344455555556659 is a deficient number, since it is larger than the sum of its proper divisors (1).

344455555556659 is an equidigital number, since it uses as much as digits as its factorization.

344455555556659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24300000000, while the sum is 76.

The spelling of 344455555556659 in words is "three hundred forty-four trillion, four hundred fifty-five billion, five hundred fifty-five million, five hundred fifty-six thousand, six hundred fifty-nine".