342409580917 has 2 divisors, whose sum is σ = 342409580918. Its totient is φ = 342409580916.

The previous prime is 342409580899. The next prime is 342409580927. The reversal of 342409580917 is 719085904243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 340525934116 + 1883646801 = 583546^2 + 43401^2 .

It is a cyclic number.

It is not a de Polignac number, because 342409580917 - 2¹⁵ = 342409548149 is a prime.

It is a super-2 number, since 2×342409580917² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342409580927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171204790458 + 171204790459.

It is an arithmetic number, because the mean of its divisors is an integer number (171204790459).

Almost surely, 2^342409580917 is an apocalyptic number.

It is an amenable number.

342409580917 is a deficient number, since it is larger than the sum of its proper divisors (1).

342409580917 is an equidigital number, since it uses as much as digits as its factorization.

342409580917 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2177280, while the sum is 52.

The spelling of 342409580917 in words is "three hundred forty-two billion, four hundred nine million, five hundred eighty thousand, nine hundred seventeen".