22036563842 has 8 divisors (see below), whose sum is σ = 33055903116. Its totient is φ = 11017929472.

The previous prime is 22036563841. The next prime is 22036563853. The reversal of 22036563842 is 24836563022.

It can be written as a sum of positive squares in 2 ways, for example, as 18615600721 + 3420963121 = 136439^2 + 58489^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22036563842² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 22036563842.

It is not an unprimeable number, because it can be changed into a prime (22036563841) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89543 + ... + 228234.

Almost surely, 2^22036563842 is an apocalyptic number.

22036563842 is a deficient number, since it is larger than the sum of its proper divisors (11019339274).

22036563842 is a wasteful number, since it uses less digits than its factorization.

22036563842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352452.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 22036563842 in words is "twenty-two billion, thirty-six million, five hundred sixty-three thousand, eight hundred forty-two".