140044011423423 has 16 divisors (see below), whose sum is σ = 193211509939200. Its totient is φ = 90121172136800.

The previous prime is 140044011423373. The next prime is 140044011423443. The reversal of 140044011423423 is 324324110440041.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 140044011423423 - 2⁹ = 140044011422911 is a prime.

It is a super-2 number, since 2×140044011423423² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140044011423443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196960803 + ... + 197670548.

It is an arithmetic number, because the mean of its divisors is an integer number (12075719371200).

Almost surely, 2^{140044011423423} is an apocalyptic number.

140044011423423 is a deficient number, since it is larger than the sum of its proper divisors (53167498515777).

140044011423423 is a wasteful number, since it uses less digits than its factorization.

140044011423423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394635462.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 140044011423423 its reverse (324324110440041), we get a palindrome (464368121863464).

The spelling of 140044011423423 in words is "one hundred forty trillion, forty-four billion, eleven million, four hundred twenty-three thousand, four hundred twenty-three".