22142011440 has 80 divisors (see below), whose sum is σ = 69077551968. Its totient is φ = 5866917888.

The previous prime is 22142011433. The next prime is 22142011447. The reversal of 22142011440 is 4411024122.

It is an interprime number because it is at equal distance from previous prime (22142011433) and next prime (22142011447).

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (22142011447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256137 + ... + 331496.

Almost surely, 2^22142011440 is an apocalyptic number.

22142011440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22142011440 is an abundant number, since it is smaller than the sum of its proper divisors (46935540528).

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

22142011440 is a wasteful number, since it uses less digits than its factorization.

22142011440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587806 (or 587800 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 22142011440 its reverse (4411024122), we get a palindrome (26553035562).

The spelling of 22142011440 in words is "twenty-two billion, one hundred forty-two million, eleven thousand, four hundred forty".