422963544431 has 4 divisors (see below), whose sum is σ = 422968941000. Its totient is φ = 422958147864.

The previous prime is 422963544413. The next prime is 422963544433. The reversal of 422963544431 is 134445369224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422963544431 is a prime.

It is a super-2 number, since 2×422963544431² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422963544433) 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, 2578961 + ... + 2738058.

It is an arithmetic number, because the mean of its divisors is an integer number (105742235250).

Almost surely, 2^422963544431 is an apocalyptic number.

422963544431 is a deficient number, since it is larger than the sum of its proper divisors (5396569).

422963544431 is an equidigital number, since it uses as much as digits as its factorization.

422963544431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396568.

The product of its digits is 2488320, while the sum is 47.

The spelling of 422963544431 in words is "four hundred twenty-two billion, nine hundred sixty-three million, five hundred forty-four thousand, four hundred thirty-one".