22233054400 has 84 divisors (see below), whose sum is σ = 55322251560. Its totient is φ = 8793241600.

The previous prime is 22233054377. The next prime is 22233054407. The reversal of 22233054400 is 445033222.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (22233054407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 64335 + ... + 220465.

Almost surely, 2^22233054400 is an apocalyptic number.

22233054400 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 22233054400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27661125780).

22233054400 is an abundant number, since it is smaller than the sum of its proper divisors (33089197160).

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

22233054400 is a wasteful number, since it uses less digits than its factorization.

22233054400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156242 (or 156227 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 25.

Adding to 22233054400 its reverse (445033222), we get a palindrome (22678087622).

The spelling of 22233054400 in words is "twenty-two billion, two hundred thirty-three million, fifty-four thousand, four hundred".