422826682087 has 2 divisors, whose sum is σ = 422826682088. Its totient is φ = 422826682086.

The previous prime is 422826682037. The next prime is 422826682111. The reversal of 422826682087 is 780286628224.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 422826682087 - 2¹⁹ = 422826157799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422826682027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211413341043 + 211413341044.

It is an arithmetic number, because the mean of its divisors is an integer number (211413341044).

Almost surely, 2^422826682087 is an apocalyptic number.

422826682087 is a deficient number, since it is larger than the sum of its proper divisors (1).

422826682087 is an equidigital number, since it uses as much as digits as its factorization.

422826682087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8257536, while the sum is 55.

The spelling of 422826682087 in words is "four hundred twenty-two billion, eight hundred twenty-six million, six hundred eighty-two thousand, eighty-seven".