402224102279 has 2 divisors, whose sum is σ = 402224102280. Its totient is φ = 402224102278.

The previous prime is 402224102261. The next prime is 402224102347. The reversal of 402224102279 is 972201422204.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402224102279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402224102779) 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, 201112051139 + 201112051140.

It is an arithmetic number, because the mean of its divisors is an integer number (201112051140).

Almost surely, 2^402224102279 is an apocalyptic number.

402224102279 is a deficient number, since it is larger than the sum of its proper divisors (1).

402224102279 is an equidigital number, since it uses as much as digits as its factorization.

402224102279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 35.

The spelling of 402224102279 in words is "four hundred two billion, two hundred twenty-four million, one hundred two thousand, two hundred seventy-nine".