422108085863 has 4 divisors (see below), whose sum is σ = 422490777888. Its totient is φ = 421725393840.

The previous prime is 422108085829. The next prime is 422108085869. The reversal of 422108085863 is 368580801224.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422108085863 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 (422108085869) 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, 191344358 + ... + 191346563.

It is an arithmetic number, because the mean of its divisors is an integer number (105622694472).

Almost surely, 2^422108085863 is an apocalyptic number.

422108085863 is a deficient number, since it is larger than the sum of its proper divisors (382692025).

422108085863 is a wasteful number, since it uses less digits than its factorization.

422108085863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382692024.

The product of its (nonzero) digits is 737280, while the sum is 47.

The spelling of 422108085863 in words is "four hundred twenty-two billion, one hundred eight million, eighty-five thousand, eight hundred sixty-three".