344857351073 has 2 divisors, whose sum is σ = 344857351074. Its totient is φ = 344857351072.

The previous prime is 344857351001. The next prime is 344857351117. The reversal of 344857351073 is 370153758443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 276784366609 + 68072984464 = 526103^2 + 260908^2 .

It is a cyclic number.

It is not a de Polignac number, because 344857351073 - 2¹⁰ = 344857350049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (344854351073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172428675536 + 172428675537.

It is an arithmetic number, because the mean of its divisors is an integer number (172428675537).

Almost surely, 2^344857351073 is an apocalyptic number.

It is an amenable number.

344857351073 is a deficient number, since it is larger than the sum of its proper divisors (1).

344857351073 is an equidigital number, since it uses as much as digits as its factorization.

344857351073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 50.

The spelling of 344857351073 in words is "three hundred forty-four billion, eight hundred fifty-seven million, three hundred fifty-one thousand, seventy-three".