22454311000 has 128 divisors (see below), whose sum is σ = 57493800000. Its totient is φ = 8140416000.

The previous prime is 22454310943. The next prime is 22454311001. The reversal of 22454311000 is 11345422.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22454311001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3836076 + ... + 3841924.

Almost surely, 2^22454311000 is an apocalyptic number.

22454311000 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 22454311000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28746900000).

22454311000 is an abundant number, since it is smaller than the sum of its proper divisors (35039489000).

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

22454311000 is a wasteful number, since it uses less digits than its factorization.

22454311000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6230 (or 6216 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 22454311000 its reverse (11345422), we get a palindrome (22465656422).

The spelling of 22454311000 in words is "twenty-two billion, four hundred fifty-four million, three hundred eleven thousand".