4423223100440 has 32 divisors (see below), whose sum is σ = 10064075040000. Its totient is φ = 1749409584384.

The previous prime is 4423223100437. The next prime is 4423223100449. The reversal of 4423223100440 is 440013223244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4423223100449) 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, 621235640 + ... + 621242759.

It is an arithmetic number, because the mean of its divisors is an integer number (314502345000).

Almost surely, 2^{4423223100440} is an apocalyptic number.

4423223100440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4423223100440 is an abundant number, since it is smaller than the sum of its proper divisors (5640851939560).

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

4423223100440 is a wasteful number, since it uses less digits than its factorization.

4423223100440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242478499 (or 1242478495 counting only the distinct ones).

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

Adding to 4423223100440 its reverse (440013223244), we get a palindrome (4863236323684).

The spelling of 4423223100440 in words is "four trillion, four hundred twenty-three billion, two hundred twenty-three million, one hundred thousand, four hundred forty".