4400423022431 has 16 divisors (see below), whose sum is σ = 4538934036000. Its totient is φ = 4263408768000.

The previous prime is 4400423022421. The next prime is 4400423022497. The reversal of 4400423022431 is 1342203240044.

It is a cyclic number.

It is not a de Polignac number, because 4400423022431 - 2³⁸ = 4125545115487 is a prime.

It is a super-2 number, since 2×4400423022431² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4400423022394 and 4400423022403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4400423022421) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30785255 + ... + 30927863.

It is an arithmetic number, because the mean of its divisors is an integer number (283683377250).

Almost surely, 2^{4400423022431} is an apocalyptic number.

4400423022431 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4400423022431 is a deficient number, since it is larger than the sum of its proper divisors (138511013569).

4400423022431 is a wasteful number, since it uses less digits than its factorization.

4400423022431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147850.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 4400423022431 its reverse (1342203240044), we get a palindrome (5742626262475).

The spelling of 4400423022431 in words is "four trillion, four hundred billion, four hundred twenty-three million, twenty-two thousand, four hundred thirty-one".