22400044023 has 8 divisors (see below), whose sum is σ = 34133400448. Its totient is φ = 12800025144.

The previous prime is 22400044021. The next prime is 22400044031. The reversal of 22400044023 is 32044000422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22400044023 - 2¹ = 22400044021 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 1066668763 = 22400044023 / (2 + 2 + 4 + 0 + 0 + 0 + 4 + 4 + 0 + 2 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400044021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533334361 + ... + 533334402.

It is an arithmetic number, because the mean of its divisors is an integer number (4266675056).

Almost surely, 2^22400044023 is an apocalyptic number.

22400044023 is a deficient number, since it is larger than the sum of its proper divisors (11733356425).

22400044023 is a wasteful number, since it uses less digits than its factorization.

22400044023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1066668773.

The product of its (nonzero) digits is 1536, while the sum is 21.

Adding to 22400044023 its reverse (32044000422), we get a palindrome (54444044445).

The spelling of 22400044023 in words is "twenty-two billion, four hundred million, forty-four thousand, twenty-three".