402794295313 has 2 divisors, whose sum is σ = 402794295314. Its totient is φ = 402794295312.

The previous prime is 402794295271. The next prime is 402794295349. The reversal of 402794295313 is 313592497204.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 400477605889 + 2316689424 = 632833^2 + 48132^2 .

It is a cyclic number.

It is not a de Polignac number, because 402794295313 - 2⁹ = 402794294801 is a prime.

It is a super-3 number, since 3×402794295313³ (a number of 36 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (402794295353) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201397147656 + 201397147657.

It is an arithmetic number, because the mean of its divisors is an integer number (201397147657).

Almost surely, 2^402794295313 is an apocalyptic number.

It is an amenable number.

402794295313 is a deficient number, since it is larger than the sum of its proper divisors (1).

402794295313 is an equidigital number, since it uses as much as digits as its factorization.

402794295313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1632960, while the sum is 49.

The spelling of 402794295313 in words is "four hundred two billion, seven hundred ninety-four million, two hundred ninety-five thousand, three hundred thirteen".