728730157150 has 12 divisors (see below), whose sum is σ = 1355438092392. Its totient is φ = 291492062840.

The previous prime is 728730157123. The next prime is 728730157187. The reversal of 728730157150 is 51751037827.

It is a super-2 number, since 2×728730157150² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 728730157150.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7287301522 + ... + 7287301621.

It is an arithmetic number, because the mean of its divisors is an integer number (112953174366).

Almost surely, 2^728730157150 is an apocalyptic number.

728730157150 is a deficient number, since it is larger than the sum of its proper divisors (626707935242).

728730157150 is a wasteful number, since it uses less digits than its factorization.

728730157150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14574603155 (or 14574603150 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 46.

The spelling of 728730157150 in words is "seven hundred twenty-eight billion, seven hundred thirty million, one hundred fifty-seven thousand, one hundred fifty".