10440021542323 has 32 divisors (see below), whose sum is σ = 11570412672000. Its totient is φ = 9375479156736.

The previous prime is 10440021542299. The next prime is 10440021542339. The reversal of 10440021542323 is 32324512004401.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10440021542323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10440021542123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 573649978 + ... + 573668176.

It is an arithmetic number, because the mean of its divisors is an integer number (361575396000).

Almost surely, 2^{10440021542323} is an apocalyptic number.

10440021542323 is a deficient number, since it is larger than the sum of its proper divisors (1130391129677).

10440021542323 is a wasteful number, since it uses less digits than its factorization.

10440021542323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29971.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 10440021542323 its reverse (32324512004401), we get a palindrome (42764533546724).

The spelling of 10440021542323 in words is "ten trillion, four hundred forty billion, twenty-one million, five hundred forty-two thousand, three hundred twenty-three".