422773708609 has 4 divisors (see below), whose sum is σ = 483169952704. Its totient is φ = 362377464516.

The previous prime is 422773708607. The next prime is 422773708619. The reversal of 422773708609 is 906807377224.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 422773708609 - 2¹ = 422773708607 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 422773708609.

It is not an unprimeable number, because it can be changed into a prime (422773708601) 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, 30198122037 + ... + 30198122050.

It is an arithmetic number, because the mean of its divisors is an integer number (120792488176).

Almost surely, 2^422773708609 is an apocalyptic number.

It is an amenable number.

422773708609 is a deficient number, since it is larger than the sum of its proper divisors (60396244095).

422773708609 is an equidigital number, since it uses as much as digits as its factorization.

422773708609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60396244094.

The product of its (nonzero) digits is 7112448, while the sum is 55.

The spelling of 422773708609 in words is "four hundred twenty-two billion, seven hundred seventy-three million, seven hundred eight thousand, six hundred nine".