342664642253 has 2 divisors, whose sum is σ = 342664642254. Its totient is φ = 342664642252.

The previous prime is 342664642213. The next prime is 342664642283. The reversal of 342664642253 is 352246466243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 174579401929 + 168085240324 = 417827^2 + 409982^2 .

It is a cyclic number.

It is not a de Polignac number, because 342664642253 - 2¹⁴ = 342664625869 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342664642198 and 342664642207.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342664642213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171332321126 + 171332321127.

It is an arithmetic number, because the mean of its divisors is an integer number (171332321127).

Almost surely, 2^342664642253 is an apocalyptic number.

It is an amenable number.

342664642253 is a deficient number, since it is larger than the sum of its proper divisors (1).

342664642253 is an equidigital number, since it uses as much as digits as its factorization.

342664642253 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4976640, while the sum is 47.

The spelling of 342664642253 in words is "three hundred forty-two billion, six hundred sixty-four million, six hundred forty-two thousand, two hundred fifty-three".