422740831063 has 4 divisors (see below), whose sum is σ = 423844593408. Its totient is φ = 421637068720.

The previous prime is 422740831033. The next prime is 422740831069. The reversal of 422740831063 is 360138047224.

It is a happy number.

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 422740831063 - 2¹⁷ = 422740699991 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 (422740831069) 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, 551880598 + ... + 551881363.

It is an arithmetic number, because the mean of its divisors is an integer number (105961148352).

Almost surely, 2^422740831063 is an apocalyptic number.

422740831063 is a deficient number, since it is larger than the sum of its proper divisors (1103762345).

422740831063 is a wasteful number, since it uses less digits than its factorization.

422740831063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1103762344.

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 422740831063 its reverse (360138047224), we get a palindrome (782878878287).

The spelling of 422740831063 in words is "four hundred twenty-two billion, seven hundred forty million, eight hundred thirty-one thousand, sixty-three".