10725305552729 has 4 divisors (see below), whose sum is σ = 10872227546676. Its totient is φ = 10578383558784.

The previous prime is 10725305552707. The next prime is 10725305552749. The reversal of 10725305552729 is 92725550352701.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5757096366025 + 4968209186704 = 2399395^2 + 2228948^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10725305552729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10725305552749) 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, 73460996864 + ... + 73460997009.

It is an arithmetic number, because the mean of its divisors is an integer number (2718056886669).

Almost surely, 2^{10725305552729} is an apocalyptic number.

It is an amenable number.

10725305552729 is a deficient number, since it is larger than the sum of its proper divisors (146921993947).

10725305552729 is an equidigital number, since it uses as much as digits as its factorization.

10725305552729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146921993946.

The product of its (nonzero) digits is 6615000, while the sum is 53.

The spelling of 10725305552729 in words is "ten trillion, seven hundred twenty-five billion, three hundred five million, five hundred fifty-two thousand, seven hundred twenty-nine".