729596745223 has 4 divisors (see below), whose sum is σ = 729647261280. Its totient is φ = 729546229168.

The previous prime is 729596745209. The next prime is 729596745277. The reversal of 729596745223 is 322547695927.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 729596745223 - 2²⁹ = 729059874311 is a prime.

It is a super-2 number, since 2×729596745223² (a number of 25 digits) contains 22 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 (729596742223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25236358 + ... + 25265251.

It is an arithmetic number, because the mean of its divisors is an integer number (182411815320).

Almost surely, 2^729596745223 is an apocalyptic number.

729596745223 is a deficient number, since it is larger than the sum of its proper divisors (50516057).

729596745223 is a wasteful number, since it uses less digits than its factorization.

729596745223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50516056.

The product of its digits is 57153600, while the sum is 61.

The spelling of 729596745223 in words is "seven hundred twenty-nine billion, five hundred ninety-six million, seven hundred forty-five thousand, two hundred twenty-three".