22789935900 has 144 divisors (see below), whose sum is σ = 74507731200. Its totient is φ = 5974269120.

The previous prime is 22789935877. The next prime is 22789935943. The reversal of 22789935900 is 953998722.

It is a super-2 number, since 2×22789935900² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87769 + ... + 230831.

It is an arithmetic number, because the mean of its divisors is an integer number (517414800).

Almost surely, 2^22789935900 is an apocalyptic number.

22789935900 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 22789935900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37253865600).

22789935900 is an abundant number, since it is smaller than the sum of its proper divisors (51717795300).

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

22789935900 is a wasteful number, since it uses less digits than its factorization.

22789935900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143145 (or 143132 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The spelling of 22789935900 in words is "twenty-two billion, seven hundred eighty-nine million, nine hundred thirty-five thousand, nine hundred".