22234442554400 has 144 divisors (see below), whose sum is σ = 56077523808768. Its totient is φ = 8599703040000.

The previous prime is 22234442554321. The next prime is 22234442554411. The reversal of 22234442554400 is 445524443222.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29411549 + ... + 30158051.

It is an arithmetic number, because the mean of its divisors is an integer number (389427248672).

Almost surely, 2^{22234442554400} is an apocalyptic number.

22234442554400 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 22234442554400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28038761904384).

22234442554400 is an abundant number, since it is smaller than the sum of its proper divisors (33843081254368).

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

22234442554400 is a wasteful number, since it uses less digits than its factorization.

22234442554400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 747755 (or 747742 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 41.

Adding to 22234442554400 its reverse (445524443222), we get a palindrome (22679966997622).

The spelling of 22234442554400 in words is "twenty-two trillion, two hundred thirty-four billion, four hundred forty-two million, five hundred fifty-four thousand, four hundred".