422322125323540 has 96 divisors (see below), whose sum is σ = 956727142428960. Its totient is φ = 155668455161856.

The previous prime is 422322125323537. The next prime is 422322125323577. The reversal of 422322125323540 is 45323521223224.

It can be written as a sum of positive squares in 16 ways, for example, as 270440853547396 + 151881271776144 = 16445086^2 + 12324012^2 .

It is a junction number, because it is equal to n+sod(n) for n = 422322125323493 and 422322125323502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 513092164 + ... + 513914596.

It is an arithmetic number, because the mean of its divisors is an integer number (9965907733635).

Almost surely, 2^{422322125323540} is an apocalyptic number.

It is an amenable number.

422322125323540 is an abundant number, since it is smaller than the sum of its proper divisors (534405017105420).

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

422322125323540 is a wasteful number, since it uses less digits than its factorization.

422322125323540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 825821 (or 825819 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 422322125323540 its reverse (45323521223224), we get a palindrome (467645646546764).

The spelling of 422322125323540 in words is "four hundred twenty-two trillion, three hundred twenty-two billion, one hundred twenty-five million, three hundred twenty-three thousand, five hundred forty".