10040423123443 has 8 divisors (see below), whose sum is σ = 10090066624256. Its totient is φ = 9990799043400.

The previous prime is 10040423123387. The next prime is 10040423123449. The reversal of 10040423123443 is 34432132404001.

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

It is a cyclic number.

It is not a de Polignac number, because 10040423123443 - 2²¹ = 10040421026291 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10040423123449) 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, 3818103 + ... + 5887168.

It is an arithmetic number, because the mean of its divisors is an integer number (1261258328032).

Almost surely, 2^{10040423123443} is an apocalyptic number.

10040423123443 is a deficient number, since it is larger than the sum of its proper divisors (49643500813).

10040423123443 is an equidigital number, since it uses as much as digits as its factorization.

10040423123443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9710385.

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

Adding to 10040423123443 its reverse (34432132404001), we get a palindrome (44472555527444).

The spelling of 10040423123443 in words is "ten trillion, forty billion, four hundred twenty-three million, one hundred twenty-three thousand, four hundred forty-three".