728730943000 has 64 divisors (see below), whose sum is σ = 1711256620320. Its totient is φ = 290462256000.

The previous prime is 728730942899. The next prime is 728730943049. The reversal of 728730943000 is 349037827.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1004511 + ... + 1570510.

Almost surely, 2^728730943000 is an apocalyptic number.

It is an amenable number.

728730943000 is an abundant number, since it is smaller than the sum of its proper divisors (982525677320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

728730943000 is a wasteful number, since it uses less digits than its factorization.

728730943000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2575325 (or 2575311 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 43.

The spelling of 728730943000 in words is "seven hundred twenty-eight billion, seven hundred thirty million, nine hundred forty-three thousand".