16263163422 has 64 divisors (see below), whose sum is σ = 39472070400. Its totient is φ = 4922454240.

The previous prime is 16263163351. The next prime is 16263163439. The reversal of 16263163422 is 22436136261.

16263163422 is a `hidden beast` number, since 1 + 626 + 3 + 1 + 6 + 3 + 4 + 22 = 666.

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, 505329 + ... + 536547.

It is an arithmetic number, because the mean of its divisors is an integer number (616751100).

Almost surely, 2^16263163422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16263163422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19736035200).

16263163422 is an abundant number, since it is smaller than the sum of its proper divisors (23208906978).

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

16263163422 is a wasteful number, since it uses less digits than its factorization.

16263163422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32118 (or 32112 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

Adding to 16263163422 its reverse (22436136261), we get a palindrome (38699299683).

The spelling of 16263163422 in words is "sixteen billion, two hundred sixty-three million, one hundred sixty-three thousand, four hundred twenty-two".