402913425293 has 2 divisors, whose sum is σ = 402913425294. Its totient is φ = 402913425292.

The previous prime is 402913425289. The next prime is 402913425319. The reversal of 402913425293 is 392524319204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 401047358089 + 1866067204 = 633283^2 + 43198^2 .

It is a cyclic number.

It is not a de Polignac number, because 402913425293 - 2² = 402913425289 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402910425293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201456712646 + 201456712647.

It is an arithmetic number, because the mean of its divisors is an integer number (201456712647).

Almost surely, 2^402913425293 is an apocalyptic number.

It is an amenable number.

402913425293 is a deficient number, since it is larger than the sum of its proper divisors (1).

402913425293 is an equidigital number, since it uses as much as digits as its factorization.

402913425293 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 402913425293 in words is "four hundred two billion, nine hundred thirteen million, four hundred twenty-five thousand, two hundred ninety-three".