342038657209 has 2 divisors, whose sum is σ = 342038657210. Its totient is φ = 342038657208.

The previous prime is 342038657203. The next prime is 342038657273. The reversal of 342038657209 is 902756830243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 265781491600 + 76257165609 = 515540^2 + 276147^2 .

It is a cyclic number.

It is not a de Polignac number, because 342038657209 - 2¹⁵ = 342038624441 is a prime.

It is not a weakly prime, because it can be changed into another prime (342038657203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171019328604 + 171019328605.

It is an arithmetic number, because the mean of its divisors is an integer number (171019328605).

Almost surely, 2^342038657209 is an apocalyptic number.

It is an amenable number.

342038657209 is a deficient number, since it is larger than the sum of its proper divisors (1).

342038657209 is an equidigital number, since it uses as much as digits as its factorization.

342038657209 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 49.

The spelling of 342038657209 in words is "three hundred forty-two billion, thirty-eight million, six hundred fifty-seven thousand, two hundred nine".