344431749773 has 2 divisors, whose sum is σ = 344431749774. Its totient is φ = 344431749772.

The previous prime is 344431749763. The next prime is 344431749847. The reversal of 344431749773 is 377947134443.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 344360059684 + 71690089 = 586822^2 + 8467^2 .

It is a cyclic number.

It is not a de Polignac number, because 344431749773 - 2³⁴ = 327251880589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344431749763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172215874886 + 172215874887.

It is an arithmetic number, because the mean of its divisors is an integer number (172215874887).

Almost surely, 2^344431749773 is an apocalyptic number.

It is an amenable number.

344431749773 is a deficient number, since it is larger than the sum of its proper divisors (1).

344431749773 is an equidigital number, since it uses as much as digits as its factorization.

344431749773 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21337344, while the sum is 56.

The spelling of 344431749773 in words is "three hundred forty-four billion, four hundred thirty-one million, seven hundred forty-nine thousand, seven hundred seventy-three".