729729243027002 has 16 divisors (see below), whose sum is σ = 1097302657185000. Its totient is φ = 363962092032000.

The previous prime is 729729243026989. The next prime is 729729243027013. The reversal of 729729243027002 is 200720342927927.

It can be written as a sum of positive squares in 4 ways, for example, as 482246035930201 + 247483207096801 = 21960101^2 + 15731599^2 .

It is a super-2 number, since 2×729729243027002² (a number of 31 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96711749 + ... + 103983752.

Almost surely, 2^{729729243027002} is an apocalyptic number.

729729243027002 is a deficient number, since it is larger than the sum of its proper divisors (367573414157998).

729729243027002 is a wasteful number, since it uses less digits than its factorization.

729729243027002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200700001.

The product of its (nonzero) digits is 10668672, while the sum is 56.

The spelling of 729729243027002 in words is "seven hundred twenty-nine trillion, seven hundred twenty-nine billion, two hundred forty-three million, twenty-seven thousand, two".