402424243339 has 2 divisors, whose sum is σ = 402424243340. Its totient is φ = 402424243338.

The previous prime is 402424243261. The next prime is 402424243357. The reversal of 402424243339 is 933342424204.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402424243339 - 2⁷ = 402424243211 is a prime.

It is not a weakly prime, because it can be changed into another prime (402424243369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201212121669 + 201212121670.

It is an arithmetic number, because the mean of its divisors is an integer number (201212121670).

Almost surely, 2^402424243339 is an apocalyptic number.

402424243339 is a deficient number, since it is larger than the sum of its proper divisors (1).

402424243339 is an equidigital number, since it uses as much as digits as its factorization.

402424243339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 40.

The spelling of 402424243339 in words is "four hundred two billion, four hundred twenty-four million, two hundred forty-three thousand, three hundred thirty-nine".