342331892849 has 2 divisors, whose sum is σ = 342331892850. Its totient is φ = 342331892848.

The previous prime is 342331892827. The next prime is 342331892863. The reversal of 342331892849 is 948298133243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 342195750625 + 136142224 = 584975^2 + 11668^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342331892849 is a prime.

It is a super-2 number, since 2×342331892849² (a number of 24 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 342331892794 and 342331892803.

It is not a weakly prime, because it can be changed into another prime (342331892869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171165946424 + 171165946425.

It is an arithmetic number, because the mean of its divisors is an integer number (171165946425).

Almost surely, 2^342331892849 is an apocalyptic number.

It is an amenable number.

342331892849 is a deficient number, since it is larger than the sum of its proper divisors (1).

342331892849 is an equidigital number, since it uses as much as digits as its factorization.

342331892849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8957952, while the sum is 56.

The spelling of 342331892849 in words is "three hundred forty-two billion, three hundred thirty-one million, eight hundred ninety-two thousand, eight hundred forty-nine".