22272169140 has 144 divisors (see below), whose sum is σ = 75919229568. Its totient is φ = 5244003072.

The previous prime is 22272169079. The next prime is 22272169141. The reversal of 22272169140 is 4196127222.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 22272169095 and 22272169104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22272169141) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 153094 + ... + 260733.

It is an arithmetic number, because the mean of its divisors is an integer number (527216872).

Almost surely, 2^22272169140 is an apocalyptic number.

22272169140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22272169140 is an abundant number, since it is smaller than the sum of its proper divisors (53647060428).

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

22272169140 is a wasteful number, since it uses less digits than its factorization.

22272169140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413878 (or 413873 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The spelling of 22272169140 in words is "twenty-two billion, two hundred seventy-two million, one hundred sixty-nine thousand, one hundred forty".