344853362881 has 2 divisors, whose sum is σ = 344853362882. Its totient is φ = 344853362880.

The previous prime is 344853362873. The next prime is 344853362939. The reversal of 344853362881 is 188263358443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186437422656 + 158415940225 = 431784^2 + 398015^2 .

It is a cyclic number.

It is not a de Polignac number, because 344853362881 - 2³ = 344853362873 is a prime.

It is a super-2 number, since 2×344853362881² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (344853362081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172426681440 + 172426681441.

It is an arithmetic number, because the mean of its divisors is an integer number (172426681441).

Almost surely, 2^344853362881 is an apocalyptic number.

It is an amenable number.

344853362881 is a deficient number, since it is larger than the sum of its proper divisors (1).

344853362881 is an equidigital number, since it uses as much as digits as its factorization.

344853362881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13271040, while the sum is 55.

The spelling of 344853362881 in words is "three hundred forty-four billion, eight hundred fifty-three million, three hundred sixty-two thousand, eight hundred eighty-one".