422323617779 has 8 divisors (see below), whose sum is σ = 498225097728. Its totient is φ = 350314521480.

The previous prime is 422323617739. The next prime is 422323617787. The reversal of 422323617779 is 977716323224.

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

It is not a de Polignac number, because 422323617779 - 2²⁸ = 422055182323 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422323617779.

It is not an unprimeable number, because it can be changed into a prime (422323617719) 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, 973095677 + ... + 973096110.

It is an arithmetic number, because the mean of its divisors is an integer number (62278137216).

Almost surely, 2^422323617779 is an apocalyptic number.

422323617779 is a deficient number, since it is larger than the sum of its proper divisors (75901479949).

422323617779 is a wasteful number, since it uses less digits than its factorization.

422323617779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1946191825.

The product of its digits is 5334336, while the sum is 53.

The spelling of 422323617779 in words is "four hundred twenty-two billion, three hundred twenty-three million, six hundred seventeen thousand, seven hundred seventy-nine".