729754353664 has 60 divisors (see below), whose sum is σ = 1667959309744. Its totient is φ = 312751816704.

The previous prime is 729754353659. The next prime is 729754353677. The reversal of 729754353664 is 466353457927.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3066789 + ... + 3296164.

Almost surely, 2^729754353664 is an apocalyptic number.

It is an amenable number.

729754353664 is an abundant number, since it is smaller than the sum of its proper divisors (938204956080).

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

729754353664 is an frugal number, since it uses more digits than its factorization.

729754353664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6362988 (or 6362962 counting only the distinct ones).

The product of its digits is 114307200, while the sum is 61.

The spelling of 729754353664 in words is "seven hundred twenty-nine billion, seven hundred fifty-four million, three hundred fifty-three thousand, six hundred sixty-four".