20226004600 has 96 divisors (see below), whose sum is σ = 48410651520. Its totient is φ = 7854376320.

The previous prime is 20226004549. The next prime is 20226004607. The reversal of 20226004600 is 640062202.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20226004607) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1429159 + ... + 1443241.

It is an arithmetic number, because the mean of its divisors is an integer number (504277620).

Almost surely, 2^20226004600 is an apocalyptic number.

20226004600 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 20226004600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24205325760).

20226004600 is an abundant number, since it is smaller than the sum of its proper divisors (28184646920).

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

20226004600 is a wasteful number, since it uses less digits than its factorization.

20226004600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14309 (or 14300 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 20226004600 its reverse (640062202), we get a palindrome (20866066802).

The spelling of 20226004600 in words is "twenty billion, two hundred twenty-six million, four thousand, six hundred".