72730750966003 has 8 divisors (see below), whose sum is σ = 78329900868128. Its totient is φ = 67132240599744.

The previous prime is 72730750965959. The next prime is 72730750966019. The reversal of 72730750966003 is 30066905703727.

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 72730750966003 - 2⁴⁵ = 37546378877171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72730750966303) 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 7 ways as a sum of consecutive naturals, for example, 159647751 + ... + 160102672.

It is an arithmetic number, because the mean of its divisors is an integer number (9791237608516).

Almost surely, 2^{72730750966003} is an apocalyptic number.

72730750966003 is a deficient number, since it is larger than the sum of its proper divisors (5599149902125).

72730750966003 is a wasteful number, since it uses less digits than its factorization.

72730750966003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319767933.

The product of its (nonzero) digits is 10001880, while the sum is 55.

The spelling of 72730750966003 in words is "seventy-two trillion, seven hundred thirty billion, seven hundred fifty million, nine hundred sixty-six thousand, three".