729362052249 has 4 divisors (see below), whose sum is σ = 972482736336. Its totient is φ = 486241368164.

The previous prime is 729362052233. The next prime is 729362052269. The reversal of 729362052249 is 942250263927.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 729362052249 - 2⁴ = 729362052233 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (729362052229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121560342039 + ... + 121560342044.

It is an arithmetic number, because the mean of its divisors is an integer number (243120684084).

Almost surely, 2^729362052249 is an apocalyptic number.

It is an amenable number.

729362052249 is a deficient number, since it is larger than the sum of its proper divisors (243120684087).

729362052249 is a wasteful number, since it uses less digits than its factorization.

729362052249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 243120684086.

The product of its (nonzero) digits is 3265920, while the sum is 51.

The spelling of 729362052249 in words is "seven hundred twenty-nine billion, three hundred sixty-two million, fifty-two thousand, two hundred forty-nine".