729362052205 has 8 divisors (see below), whose sum is σ = 875257930872. Its totient is φ = 583473996288.

The previous prime is 729362052191. The next prime is 729362052229. The reversal of 729362052205 is 502250263927.

It can be written as a sum of positive squares in 4 ways, for example, as 407225212164 + 322136840041 = 638142^2 + 567571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 729362052205 - 2⁵ = 729362052173 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 1748572 + ... + 2125141.

It is an arithmetic number, because the mean of its divisors is an integer number (109407241359).

Almost surely, 2^729362052205 is an apocalyptic number.

It is an amenable number.

729362052205 is a deficient number, since it is larger than the sum of its proper divisors (145895878667).

729362052205 is a wasteful number, since it uses less digits than its factorization.

729362052205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3911375.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 729362052205 in words is "seven hundred twenty-nine billion, three hundred sixty-two million, fifty-two thousand, two hundred five".