729320063 has 8 divisors (see below), whose sum is σ = 744454800. Its totient is φ = 714277888.

The previous prime is 729320051. The next prime is 729320083. The reversal of 729320063 is 360023927.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-729320063 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 (729320003) 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, 7106 + ... + 38847.

It is an arithmetic number, because the mean of its divisors is an integer number (93056850).

Almost surely, 2^729320063 is an apocalyptic number.

729320063 is a deficient number, since it is larger than the sum of its proper divisors (15134737).

729320063 is a wasteful number, since it uses less digits than its factorization.

729320063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46281.

The product of its (nonzero) digits is 13608, while the sum is 32.

The square root of 729320063 is about 27005.9264421719. The cubic root of 729320063 is about 900.1316938975.

The spelling of 729320063 in words is "seven hundred twenty-nine million, three hundred twenty thousand, sixty-three".