22143817514 has 72 divisors (see below), whose sum is σ = 42478633440. Its totient is φ = 8476734240.

The previous prime is 22143817511. The next prime is 22143817523. The reversal of 22143817514 is 41571834122.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22143817511) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2268857 + ... + 2278595.

It is an arithmetic number, because the mean of its divisors is an integer number (589981020).

Almost surely, 2^22143817514 is an apocalyptic number.

22143817514 is a deficient number, since it is larger than the sum of its proper divisors (20334815926).

22143817514 is a wasteful number, since it uses less digits than its factorization.

22143817514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9836 (or 9792 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The spelling of 22143817514 in words is "twenty-two billion, one hundred forty-three million, eight hundred seventeen thousand, five hundred fourteen".