344684486879 has 2 divisors, whose sum is σ = 344684486880. Its totient is φ = 344684486878.

The previous prime is 344684486831. The next prime is 344684486911. The reversal of 344684486879 is 978684486443.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344684486879 - 2⁸ = 344684486623 is a prime.

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 (344684486479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172342243439 + 172342243440.

It is an arithmetic number, because the mean of its divisors is an integer number (172342243440).

Almost surely, 2^344684486879 is an apocalyptic number.

344684486879 is a deficient number, since it is larger than the sum of its proper divisors (1).

344684486879 is an equidigital number, since it uses as much as digits as its factorization.

344684486879 is an evil number, because the sum of its binary digits is even.

The product of its digits is 891813888, while the sum is 71.

The spelling of 344684486879 in words is "three hundred forty-four billion, six hundred eighty-four million, four hundred eighty-six thousand, eight hundred seventy-nine".