22440400433 has 16 divisors (see below), whose sum is σ = 26465346240. Its totient is φ = 18804312000.

The previous prime is 22440400429. The next prime is 22440400439. The reversal of 22440400433 is 33400404422.

It is a cyclic number.

It is not a de Polignac number, because 22440400433 - 2² = 22440400429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22440400439) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1443218 + ... + 1458683.

It is an arithmetic number, because the mean of its divisors is an integer number (1654084140).

Almost surely, 2^22440400433 is an apocalyptic number.

It is an amenable number.

22440400433 is a deficient number, since it is larger than the sum of its proper divisors (4024945807).

22440400433 is a wasteful number, since it uses less digits than its factorization.

22440400433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2901968.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 22440400433 its reverse (33400404422), we get a palindrome (55840804855).

The spelling of 22440400433 in words is "twenty-two billion, four hundred forty million, four hundred thousand, four hundred thirty-three".