730073331509 has 8 divisors (see below), whose sum is σ = 740539195200. Its totient is φ = 719612555200.

The previous prime is 730073331469. The next prime is 730073331521. The reversal of 730073331509 is 905133370037.

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-730073331509 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 (730073331599) 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, 982307 + ... + 1557264.

It is an arithmetic number, because the mean of its divisors is an integer number (92567399400).

Almost surely, 2^730073331509 is an apocalyptic number.

It is an amenable number.

730073331509 is a deficient number, since it is larger than the sum of its proper divisors (10465863691).

730073331509 is a wasteful number, since it uses less digits than its factorization.

730073331509 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2543691.

The product of its (nonzero) digits is 178605, while the sum is 41.

The spelling of 730073331509 in words is "seven hundred thirty billion, seventy-three million, three hundred thirty-one thousand, five hundred nine".