242842444248319 has 2 divisors, whose sum is σ = 242842444248320. Its totient is φ = 242842444248318.

The previous prime is 242842444248241. The next prime is 242842444248343. The reversal of 242842444248319 is 913842444248242.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 242842444248319 - 2³³ = 242833854313727 is a prime.

It is a super-2 number, since 2×242842444248319² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (242842444248919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121421222124159 + 121421222124160.

It is an arithmetic number, because the mean of its divisors is an integer number (121421222124160).

Almost surely, 2^{242842444248319} is an apocalyptic number.

242842444248319 is a deficient number, since it is larger than the sum of its proper divisors (1).

242842444248319 is an equidigital number, since it uses as much as digits as its factorization.

242842444248319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 113246208, while the sum is 61.

The spelling of 242842444248319 in words is "two hundred forty-two trillion, eight hundred forty-two billion, four hundred forty-four million, two hundred forty-eight thousand, three hundred nineteen".