342653356823 has 2 divisors, whose sum is σ = 342653356824. Its totient is φ = 342653356822.

The previous prime is 342653356811. The next prime is 342653356861. The reversal of 342653356823 is 328653356243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342653356823 - 2¹⁴ = 342653340439 is a prime.

It is a super-2 number, since 2×342653356823² (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 (342653356223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171326678411 + 171326678412.

It is an arithmetic number, because the mean of its divisors is an integer number (171326678412).

Almost surely, 2^342653356823 is an apocalyptic number.

342653356823 is a deficient number, since it is larger than the sum of its proper divisors (1).

342653356823 is an equidigital number, since it uses as much as digits as its factorization.

342653356823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9331200, while the sum is 50.

The spelling of 342653356823 in words is "three hundred forty-two billion, six hundred fifty-three million, three hundred fifty-six thousand, eight hundred twenty-three".