22636272705000 has 320 divisors, whose sum is σ = 72359794203840. Its totient is φ = 5896979712000.

The previous prime is 22636272704987. The next prime is 22636272705001. The reversal of 22636272705000 is 50727263622.

It is not an unprimeable number, because it can be changed into a prime (22636272705001) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 185173899 + ... + 185296101.

It is an arithmetic number, because the mean of its divisors is an integer number (226124356887).

Almost surely, 2^{22636272705000} is an apocalyptic number.

22636272705000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22636272705000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36179897101920).

22636272705000 is an abundant number, since it is smaller than the sum of its proper divisors (49723521498840).

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

22636272705000 is a wasteful number, since it uses less digits than its factorization.

22636272705000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122518 (or 122499 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 42.

Adding to 22636272705000 its reverse (50727263622), we get a palindrome (22686999968622).

The spelling of 22636272705000 in words is "twenty-two trillion, six hundred thirty-six billion, two hundred seventy-two million, seven hundred five thousand".