22036717235240 has 64 divisors (see below), whose sum is σ = 49616557119360. Its totient is φ = 8808654193920.

The previous prime is 22036717235219. The next prime is 22036717235243. The reversal of 22036717235240 is 4253271763022.

It is a junction number, because it is equal to n+sod(n) for n = 22036717235191 and 22036717235200.

It is not an unprimeable number, because it can be changed into a prime (22036717235243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501576314 + ... + 501620246.

It is an arithmetic number, because the mean of its divisors is an integer number (775258704990).

Almost surely, 2^{22036717235240} is an apocalyptic number.

22036717235240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22036717235240 is an abundant number, since it is smaller than the sum of its proper divisors (27579839884120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22036717235240 is a wasteful number, since it uses less digits than its factorization.

22036717235240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52242 (or 52238 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 44.

Adding to 22036717235240 its reverse (4253271763022), we get a palindrome (26289988998262).

The spelling of 22036717235240 in words is "twenty-two trillion, thirty-six billion, seven hundred seventeen million, two hundred thirty-five thousand, two hundred forty".