344030431457 has 2 divisors, whose sum is σ = 344030431458. Its totient is φ = 344030431456.

The previous prime is 344030431403. The next prime is 344030431469. The reversal of 344030431457 is 754134030443.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245142824161 + 98887607296 = 495119^2 + 314464^2 .

It is a cyclic number.

It is not a de Polignac number, because 344030431457 - 2¹⁰ = 344030430433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 344030431457.

It is not a weakly prime, because it can be changed into another prime (344030431957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172015215728 + 172015215729.

It is an arithmetic number, because the mean of its divisors is an integer number (172015215729).

Almost surely, 2^344030431457 is an apocalyptic number.

It is an amenable number.

344030431457 is a deficient number, since it is larger than the sum of its proper divisors (1).

344030431457 is an equidigital number, since it uses as much as digits as its factorization.

344030431457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 241920, while the sum is 38.

The spelling of 344030431457 in words is "three hundred forty-four billion, thirty million, four hundred thirty-one thousand, four hundred fifty-seven".