729442930072 has 16 divisors (see below), whose sum is σ = 1375346309400. Its totient is φ = 362683914240.

The previous prime is 729442930061. The next prime is 729442930093. The reversal of 729442930072 is 270039244927.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 729442929998 and 729442930025.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254692329 + ... + 254695192.

Almost surely, 2^729442930072 is an apocalyptic number.

It is an amenable number.

729442930072 is a deficient number, since it is larger than the sum of its proper divisors (645903379328).

729442930072 is a wasteful number, since it uses less digits than its factorization.

729442930072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509387706 (or 509387702 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 49.

The spelling of 729442930072 in words is "seven hundred twenty-nine billion, four hundred forty-two million, nine hundred thirty thousand, seventy-two".