673238123243 has 8 divisors (see below), whose sum is σ = 770016583680. Its totient is φ = 576610059240.

The previous prime is 673238123237. The next prime is 673238123249. The reversal of 673238123243 is 342321832376.

It is an interprime number because it is at equal distance from previous prime (673238123237) and next prime (673238123249).

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 673238123243 - 2¹⁸ = 673237861099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 673238123194 and 673238123203.

It is not an unprimeable number, because it can be changed into a prime (673238123249) 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, 37589513 + ... + 37607418.

It is an arithmetic number, because the mean of its divisors is an integer number (96252072960).

Almost surely, 2^673238123243 is an apocalyptic number.

673238123243 is a deficient number, since it is larger than the sum of its proper divisors (96778460437).

673238123243 is a wasteful number, since it uses less digits than its factorization.

673238123243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75198217.

The product of its digits is 870912, while the sum is 44.

Multiplying 673238123243 by its sum of digits (44), we get a palindrome (29622477422692).

The spelling of 673238123243 in words is "six hundred seventy-three billion, two hundred thirty-eight million, one hundred twenty-three thousand, two hundred forty-three".