22082689650 has 192 divisors, whose sum is σ = 64785853440. Its totient is φ = 4872441600.

The previous prime is 22082689571. The next prime is 22082689691. The reversal of 22082689650 is 5698628022.

It is a self number, because there is not a number n which added to its sum of digits gives 22082689650.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 5087181 + ... + 5091519.

It is an arithmetic number, because the mean of its divisors is an integer number (337426320).

Almost surely, 2^22082689650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22082689650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32392926720).

22082689650 is an abundant number, since it is smaller than the sum of its proper divisors (42703163790).

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

22082689650 is a wasteful number, since it uses less digits than its factorization.

22082689650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 48.

The spelling of 22082689650 in words is "twenty-two billion, eighty-two million, six hundred eighty-nine thousand, six hundred fifty".