729789663576 has 64 divisors (see below), whose sum is σ = 1852284430080. Its totient is φ = 239563013760.

The previous prime is 729789663467. The next prime is 729789663593. The reversal of 729789663576 is 675366987927.

729789663576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×729789663576² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 729789663498 and 729789663507.

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, 1250235 + ... + 1738581.

It is an arithmetic number, because the mean of its divisors is an integer number (28941944220).

Almost surely, 2^729789663576 is an apocalyptic number.

It is an amenable number.

729789663576 is an abundant number, since it is smaller than the sum of its proper divisors (1122494766504).

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

729789663576 is a wasteful number, since it uses less digits than its factorization.

729789663576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489304 (or 489300 counting only the distinct ones).

The product of its digits is 1440270720, while the sum is 75.

The spelling of 729789663576 in words is "seven hundred twenty-nine billion, seven hundred eighty-nine million, six hundred sixty-three thousand, five hundred seventy-six".