345226358417 has 2 divisors, whose sum is σ = 345226358418. Its totient is φ = 345226358416.

The previous prime is 345226358369. The next prime is 345226358437. The reversal of 345226358417 is 714853622543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 344385880336 + 840478081 = 586844^2 + 28991^2 .

It is a cyclic number.

It is not a de Polignac number, because 345226358417 - 2¹⁴ = 345226342033 is a prime.

It is not a weakly prime, because it can be changed into another prime (345226358437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172613179208 + 172613179209.

It is an arithmetic number, because the mean of its divisors is an integer number (172613179209).

Almost surely, 2^345226358417 is an apocalyptic number.

It is an amenable number.

345226358417 is a deficient number, since it is larger than the sum of its proper divisors (1).

345226358417 is an equidigital number, since it uses as much as digits as its factorization.

345226358417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4838400, while the sum is 50.

The spelling of 345226358417 in words is "three hundred forty-five billion, two hundred twenty-six million, three hundred fifty-eight thousand, four hundred seventeen".