422845870756 has 9 divisors (see below), whose sum is σ = 739982549761. Its totient is φ = 211422285112.

The previous prime is 422845870739. The next prime is 422845870763. The reversal of 422845870756 is 657078548224.

The square root of 422845870756 is 650266.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 348961932900 + 73883937856 = 590730^2 + 271816^2 .

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 422845870756.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1137966 + ... + 1463098.

Almost surely, 2^422845870756 is an apocalyptic number.

422845870756 is the 650266-th square number.

It is an amenable number.

422845870756 is a deficient number, since it is larger than the sum of its proper divisors (317136679005).

422845870756 is an frugal number, since it uses more digits than its factorization.

422845870756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650270 (or 325135 counting only the distinct ones).

The product of its (nonzero) digits is 30105600, while the sum is 58.

The spelling of 422845870756 in words is "four hundred twenty-two billion, eight hundred forty-five million, eight hundred seventy thousand, seven hundred fifty-six".