22159143862 has 16 divisors (see below), whose sum is σ = 34586419392. Its totient is φ = 10639233280.

The previous prime is 22159143827. The next prime is 22159143869. The reversal of 22159143862 is 26834195122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22159143869) 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, 2218939 + ... + 2228902.

It is an arithmetic number, because the mean of its divisors is an integer number (2161651212).

Almost surely, 2^22159143862 is an apocalyptic number.

22159143862 is a deficient number, since it is larger than the sum of its proper divisors (12427275530).

22159143862 is a wasteful number, since it uses less digits than its factorization.

22159143862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4447943.

The product of its digits is 207360, while the sum is 43.

The spelling of 22159143862 in words is "twenty-two billion, one hundred fifty-nine million, one hundred forty-three thousand, eight hundred sixty-two".