402342420107 has 2 divisors, whose sum is σ = 402342420108. Its totient is φ = 402342420106.

The previous prime is 402342420059. The next prime is 402342420191. The reversal of 402342420107 is 701024243204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402342420107 - 2¹⁶ = 402342354571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 402342420107.

It is not a weakly prime, because it can be changed into another prime (402342420197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201171210053 + 201171210054.

It is an arithmetic number, because the mean of its divisors is an integer number (201171210054).

Almost surely, 2^402342420107 is an apocalyptic number.

402342420107 is a deficient number, since it is larger than the sum of its proper divisors (1).

402342420107 is an equidigital number, since it uses as much as digits as its factorization.

402342420107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 29.

The spelling of 402342420107 in words is "four hundred two billion, three hundred forty-two million, four hundred twenty thousand, one hundred seven".