402424079207 has 2 divisors, whose sum is σ = 402424079208. Its totient is φ = 402424079206.

The previous prime is 402424079173. The next prime is 402424079257. The reversal of 402424079207 is 702970424204.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402424079207 - 2⁸ = 402424078951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402424079257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201212039603 + 201212039604.

It is an arithmetic number, because the mean of its divisors is an integer number (201212039604).

Almost surely, 2^402424079207 is an apocalyptic number.

402424079207 is a deficient number, since it is larger than the sum of its proper divisors (1).

402424079207 is an equidigital number, since it uses as much as digits as its factorization.

402424079207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 41.

The spelling of 402424079207 in words is "four hundred two billion, four hundred twenty-four million, seventy-nine thousand, two hundred seven".