422349784823 has 8 divisors (see below), whose sum is σ = 422787289392. Its totient is φ = 421912388736.

The previous prime is 422349784819. The next prime is 422349784853. The reversal of 422349784823 is 328487943224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 422349784823 - 2² = 422349784819 is a prime.

It is a super-2 number, since 2×422349784823² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422349784853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9435311 + ... + 9479967.

It is an arithmetic number, because the mean of its divisors is an integer number (52848411174).

Almost surely, 2^422349784823 is an apocalyptic number.

422349784823 is a deficient number, since it is larger than the sum of its proper divisors (437504569).

422349784823 is a wasteful number, since it uses less digits than its factorization.

422349784823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54241.

The product of its digits is 18579456, while the sum is 56.

The spelling of 422349784823 in words is "four hundred twenty-two billion, three hundred forty-nine million, seven hundred eighty-four thousand, eight hundred twenty-three".