10043223440 has 40 divisors (see below), whose sum is σ = 23355499200. Its totient is φ = 4016428416.

The previous prime is 10043223389. The next prime is 10043223451. The reversal of 10043223440 is 4432234001.

It is a tau number, because it is divible by the number of its divisors (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470111 + ... + 491009.

It is an arithmetic number, because the mean of its divisors is an integer number (583887480).

Almost surely, 2^10043223440 is an apocalyptic number.

10043223440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10043223440 is an abundant number, since it is smaller than the sum of its proper divisors (13312275760).

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

10043223440 is a wasteful number, since it uses less digits than its factorization.

10043223440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26919 (or 26913 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 10043223440 its reverse (4432234001), we get a palindrome (14475457441).

The spelling of 10043223440 in words is "ten billion, forty-three million, two hundred twenty-three thousand, four hundred forty".