10040423321443 has 4 divisors (see below), whose sum is σ = 10040557217040. Its totient is φ = 10040289425848.

The previous prime is 10040423321441. The next prime is 10040423321449. The reversal of 10040423321443 is 34412332404001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10040423321443 - 2¹ = 10040423321441 is a prime.

It is a super-3 number, since 3×10040423321443³ (a number of 40 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040423321441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66835255 + ... + 66985312.

It is an arithmetic number, because the mean of its divisors is an integer number (2510139304260).

Almost surely, 2^{10040423321443} is an apocalyptic number.

10040423321443 is a deficient number, since it is larger than the sum of its proper divisors (133895597).

10040423321443 is an equidigital number, since it uses as much as digits as its factorization.

10040423321443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133895596.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 10040423321443 its reverse (34412332404001), we get a palindrome (44452755725444).

The spelling of 10040423321443 in words is "ten trillion, forty billion, four hundred twenty-three million, three hundred twenty-one thousand, four hundred forty-three".