23044140142013 has 8 divisors (see below), whose sum is σ = 23051807179128. Its totient is φ = 23036474170624.

The previous prime is 23044140142003. The next prime is 23044140142069. The reversal of 23044140142013 is 31024104144032.

It can be written as a sum of positive squares in 4 ways, for example, as 444032984164 + 22600107157849 = 666358^2 + 4753957^2 .

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 23044140142013 - 2⁶ = 23044140141949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23044140142003) 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, 44214545 + ... + 44732697.

It is an arithmetic number, because the mean of its divisors is an integer number (2881475897391).

Almost surely, 2^{23044140142013} is an apocalyptic number.

It is an amenable number.

23044140142013 is a deficient number, since it is larger than the sum of its proper divisors (7667037115).

23044140142013 is a wasteful number, since it uses less digits than its factorization.

23044140142013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532863.

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 23044140142013 its reverse (31024104144032), we get a palindrome (54068244286045).

The spelling of 23044140142013 in words is "twenty-three trillion, forty-four billion, one hundred forty million, one hundred forty-two thousand, thirteen".