2140044313423 has 8 divisors (see below), whose sum is σ = 2156500597680. Its totient is φ = 2123589848640.

The previous prime is 2140044313417. The next prime is 2140044313453. The reversal of 2140044313423 is 3243134400412.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2140044313423 is a prime.

It is a super-4 number, since 4×2140044313423⁴ (a number of 50 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2140044313453) 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, 1955461 + ... + 2846737.

It is an arithmetic number, because the mean of its divisors is an integer number (269562574710).

Almost surely, 2^{2140044313423} is an apocalyptic number.

2140044313423 is a deficient number, since it is larger than the sum of its proper divisors (16456284257).

2140044313423 is a wasteful number, since it uses less digits than its factorization.

2140044313423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909737.

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

Adding to 2140044313423 its reverse (3243134400412), we get a palindrome (5383178713835).

The spelling of 2140044313423 in words is "two trillion, one hundred forty billion, forty-four million, three hundred thirteen thousand, four hundred twenty-three".