4243256116023 has 4 divisors (see below), whose sum is σ = 5657674821368. Its totient is φ = 2828837410680.

The previous prime is 4243256116009. The next prime is 4243256116039. The reversal of 4243256116023 is 3206116523424.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4243256116023 - 2⁴ = 4243256116007 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 (4243256116123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 707209352668 + ... + 707209352673.

It is an arithmetic number, because the mean of its divisors is an integer number (1414418705342).

Almost surely, 2^{4243256116023} is an apocalyptic number.

4243256116023 is a deficient number, since it is larger than the sum of its proper divisors (1414418705345).

4243256116023 is a wasteful number, since it uses less digits than its factorization.

4243256116023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1414418705344.

The product of its (nonzero) digits is 207360, while the sum is 39.

The spelling of 4243256116023 in words is "four trillion, two hundred forty-three billion, two hundred fifty-six million, one hundred sixteen thousand, twenty-three".