731473800243 has 16 divisors (see below), whose sum is σ = 987510551040. Its totient is φ = 481569502464.

The previous prime is 731473800199. The next prime is 731473800289. The reversal of 731473800243 is 342008374137.

It is a happy number.

It is not a de Polignac number, because 731473800243 - 2⁹ = 731473799731 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 731473800195 and 731473800204.

It is not an unprimeable number, because it can be changed into a prime (731473802243) 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, 3186046 + ... + 3407907.

It is an arithmetic number, because the mean of its divisors is an integer number (61719409440).

Almost surely, 2^731473800243 is an apocalyptic number.

731473800243 is a deficient number, since it is larger than the sum of its proper divisors (256036750797).

731473800243 is a wasteful number, since it uses less digits than its factorization.

731473800243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6594418.

The product of its (nonzero) digits is 338688, while the sum is 42.

The spelling of 731473800243 in words is "seven hundred thirty-one billion, four hundred seventy-three million, eight hundred thousand, two hundred forty-three".