22191828364 has 12 divisors (see below), whose sum is σ = 38933525344. Its totient is φ = 11067963984.

The previous prime is 22191828359. The next prime is 22191828371. The reversal of 22191828364 is 46382819122.

It is a super-2 number, since 2×22191828364² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6985764 + ... + 6988939.

Almost surely, 2^22191828364 is an apocalyptic number.

It is an amenable number.

22191828364 is a deficient number, since it is larger than the sum of its proper divisors (16741696980).

22191828364 is a wasteful number, since it uses less digits than its factorization.

22191828364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13975104 (or 13975102 counting only the distinct ones).

The product of its digits is 331776, while the sum is 46.

The spelling of 22191828364 in words is "twenty-two billion, one hundred ninety-one million, eight hundred twenty-eight thousand, three hundred sixty-four".