163051406422 has 16 divisors (see below), whose sum is σ = 248038156800. Its totient is φ = 80372171880.

The previous prime is 163051406393. The next prime is 163051406423. The reversal of 163051406422 is 224604150361.

It is a super-2 number, since 2×163051406422² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (163051406423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2974579 + ... + 3028897.

It is an arithmetic number, because the mean of its divisors is an integer number (15502384800).

Almost surely, 2^163051406422 is an apocalyptic number.

163051406422 is a deficient number, since it is larger than the sum of its proper divisors (84986750378).

163051406422 is a wasteful number, since it uses less digits than its factorization.

163051406422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75531.

The product of its (nonzero) digits is 34560, while the sum is 34.

Adding to 163051406422 its reverse (224604150361), we get a palindrome (387655556783).

The spelling of 163051406422 in words is "one hundred sixty-three billion, fifty-one million, four hundred six thousand, four hundred twenty-two".