402794295271 has 2 divisors, whose sum is σ = 402794295272. Its totient is φ = 402794295270.

The previous prime is 402794295217. The next prime is 402794295313. The reversal of 402794295271 is 172592497204.

Together with previous prime (402794295217) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 402794295271 - 2²⁵ = 402760740839 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402794205271) 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, 201397147635 + 201397147636.

It is an arithmetic number, because the mean of its divisors is an integer number (201397147636).

Almost surely, 2^402794295271 is an apocalyptic number.

402794295271 is a deficient number, since it is larger than the sum of its proper divisors (1).

402794295271 is an equidigital number, since it uses as much as digits as its factorization.

402794295271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 52.

The spelling of 402794295271 in words is "four hundred two billion, seven hundred ninety-four million, two hundred ninety-five thousand, two hundred seventy-one".