22016132164 has 24 divisors (see below), whose sum is σ = 41859137880. Its totient is φ = 10071366144.

The previous prime is 22016132147. The next prime is 22016132167. The reversal of 22016132164 is 46123161022.

It can be written as a sum of positive squares in 4 ways, for example, as 1849860100 + 20166272064 = 43010^2 + 142008^2 .

It is not an unprimeable number, because it can be changed into a prime (22016132167) 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, 1867519 + ... + 1879270.

It is an arithmetic number, because the mean of its divisors is an integer number (1744130745).

Almost surely, 2^22016132164 is an apocalyptic number.

It is an amenable number.

22016132164 is a deficient number, since it is larger than the sum of its proper divisors (19843005716).

22016132164 is a wasteful number, since it uses less digits than its factorization.

22016132164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3746919 (or 3746917 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 22016132164 its reverse (46123161022), we get a palindrome (68139293186).

The spelling of 22016132164 in words is "twenty-two billion, sixteen million, one hundred thirty-two thousand, one hundred sixty-four".