22369367816 has 8 divisors (see below), whose sum is σ = 41942564670. Its totient is φ = 11184683904.

The previous prime is 22369367803. The next prime is 22369367821. The reversal of 22369367816 is 61876396322.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 11935562500 + 10433805316 = 109250^2 + 102146^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1398085481 + ... + 1398085496.

Almost surely, 2^22369367816 is an apocalyptic number.

It is an amenable number.

22369367816 is a deficient number, since it is larger than the sum of its proper divisors (19573196854).

22369367816 is a wasteful number, since it uses less digits than its factorization.

22369367816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2796170983 (or 2796170979 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 53.

The spelling of 22369367816 in words is "twenty-two billion, three hundred sixty-nine million, three hundred sixty-seven thousand, eight hundred sixteen".