22204004101440 has 224 divisors, whose sum is σ = 85308157373184. Its totient is φ = 4776659681280.

The previous prime is 22204004101427. The next prime is 22204004101463. The reversal of 22204004101440 is 4410140040222.

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 22204004101440.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 97067151 + ... + 97295630.

Almost surely, 2^{22204004101440} is an apocalyptic number.

22204004101440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22204004101440 is an abundant number, since it is smaller than the sum of its proper divisors (63104153271744).

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

22204004101440 is a wasteful number, since it uses less digits than its factorization.

22204004101440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194362825 (or 194362815 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 22204004101440 its reverse (4410140040222), we get a palindrome (26614144141662).

The spelling of 22204004101440 in words is "twenty-two trillion, two hundred four billion, four million, one hundred one thousand, four hundred forty".