402794295287 has 4 divisors (see below), whose sum is σ = 403209120456. Its totient is φ = 402379470120.

The previous prime is 402794295271. The next prime is 402794295313. The reversal of 402794295287 is 782592497204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 402794295287 - 2⁴ = 402794295271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402794295217) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 207411128 + ... + 207413069.

It is an arithmetic number, because the mean of its divisors is an integer number (100802280114).

Almost surely, 2^402794295287 is an apocalyptic number.

402794295287 is a deficient number, since it is larger than the sum of its proper divisors (414825169).

402794295287 is an equidigital number, since it uses as much as digits as its factorization.

402794295287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414825168.

The product of its (nonzero) digits is 20321280, while the sum is 59.

The spelling of 402794295287 in words is "four hundred two billion, seven hundred ninety-four million, two hundred ninety-five thousand, two hundred eighty-seven".