872133725771 has 16 divisors (see below), whose sum is σ = 1088819029248. Its totient is φ = 678657549600.

The previous prime is 872133725759. The next prime is 872133725777. The reversal of 872133725771 is 177527331278.

It is a happy number.

872133725771 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 872133725771 - 2¹⁰ = 872133724747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (872133725777) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7669625 + ... + 7782506.

It is an arithmetic number, because the mean of its divisors is an integer number (68051189328).

Almost surely, 2^872133725771 is an apocalyptic number.

872133725771 is a deficient number, since it is larger than the sum of its proper divisors (216685303477).

872133725771 is a wasteful number, since it uses less digits than its factorization.

872133725771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15452882.

The product of its digits is 3457440, while the sum is 53.

The spelling of 872133725771 in words is "eight hundred seventy-two billion, one hundred thirty-three million, seven hundred twenty-five thousand, seven hundred seventy-one".