422040200004 has 36 divisors (see below), whose sum is σ = 1095656919084. Its totient is φ = 136877902272.

The previous prime is 422040199979. The next prime is 422040200053. The reversal of 422040200004 is 400002040224.

422040200004 is a `hidden beast` number, since 422 + 0 + 40 + 200 + 0 + 0 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 210587374404 + 211452825600 = 458898^2 + 459840^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 422040200004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 158422167 + ... + 158424830.

It is an arithmetic number, because the mean of its divisors is an integer number (30434914419).

Almost surely, 2^422040200004 is an apocalyptic number.

It is an amenable number.

422040200004 is an abundant number, since it is smaller than the sum of its proper divisors (673616719080).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422040200004 is a wasteful number, since it uses less digits than its factorization.

422040200004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316847044 (or 316847039 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

Adding to 422040200004 its reverse (400002040224), we get a palindrome (822042240228).

The spelling of 422040200004 in words is "four hundred twenty-two billion, forty million, two hundred thousand, four".