4000444422023 has 8 divisors (see below), whose sum is σ = 4840873922592. Its totient is φ = 3227249281536.

The previous prime is 4000444422019. The next prime is 4000444422041. The reversal of 4000444422023 is 3202244440004.

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

It is not a de Polignac number, because 4000444422023 - 2² = 4000444422019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000444422043) 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, 16808589890 + ... + 16808590127.

It is an arithmetic number, because the mean of its divisors is an integer number (605109240324).

Almost surely, 2^{4000444422023} is an apocalyptic number.

4000444422023 is a deficient number, since it is larger than the sum of its proper divisors (840429500569).

4000444422023 is a wasteful number, since it uses less digits than its factorization.

4000444422023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33617180041.

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 4000444422023 its reverse (3202244440004), we get a palindrome (7202688862027).

The spelling of 4000444422023 in words is "four trillion, four hundred forty-four million, four hundred twenty-two thousand, twenty-three".