422420435545430 has 64 divisors (see below), whose sum is σ = 872746116549120. Its totient is φ = 144202263206400.

The previous prime is 422420435545373. The next prime is 422420435545441. The reversal of 422420435545430 is 34545534024224.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89108165 + ... + 93728895.

It is an arithmetic number, because the mean of its divisors is an integer number (13636658071080).

Almost surely, 2^{422420435545430} is an apocalyptic number.

422420435545430 is an abundant number, since it is smaller than the sum of its proper divisors (450325681003690).

422420435545430 is a wasteful number, since it uses less digits than its factorization.

422420435545430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4626405.

The product of its (nonzero) digits is 9216000, while the sum is 47.

Adding to 422420435545430 its reverse (34545534024224), we get a palindrome (456965969569654).

The spelling of 422420435545430 in words is "four hundred twenty-two trillion, four hundred twenty billion, four hundred thirty-five million, five hundred forty-five thousand, four hundred thirty".