338617219349 has 2 divisors, whose sum is σ = 338617219350. Its totient is φ = 338617219348.

The previous prime is 338617219321. The next prime is 338617219363. The reversal of 338617219349 is 943912716833.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 329854948900 + 8762270449 = 574330^2 + 93607^2 .

It is a cyclic number.

It is not a de Polignac number, because 338617219349 - 2¹² = 338617215253 is a prime.

It is a super-2 number, since 2×338617219349² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 338617219294 and 338617219303.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (338617219319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169308609674 + 169308609675.

It is an arithmetic number, because the mean of its divisors is an integer number (169308609675).

Almost surely, 2^338617219349 is an apocalyptic number.

It is an amenable number.

338617219349 is a deficient number, since it is larger than the sum of its proper divisors (1).

338617219349 is an equidigital number, since it uses as much as digits as its factorization.

338617219349 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5878656, while the sum is 56.

The spelling of 338617219349 in words is "three hundred thirty-eight billion, six hundred seventeen million, two hundred nineteen thousand, three hundred forty-nine".