52567942729 has 9 divisors (see below), whose sum is σ = 53063415093. Its totient is φ = 52077060672.

The previous prime is 52567942723. The next prime is 52567942741. The reversal of 52567942729 is 92724976525.

The square root of 52567942729 is 229277.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 103124025 + 52464818704 = 10155^2 + 229052^2 .

It is not a de Polignac number, because 52567942729 - 2⁷ = 52567942601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52567942723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 25907287 + ... + 25909315.

Almost surely, 2^52567942729 is an apocalyptic number.

52567942729 is the 229277-th square number.

52567942729 is the 114639-th centered octagonal number.

It is an amenable number.

52567942729 is a deficient number, since it is larger than the sum of its proper divisors (495472364).

52567942729 is an frugal number, since it uses more digits than its factorization.

52567942729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4284 (or 2142 counting only the distinct ones).

The product of its digits is 19051200, while the sum is 58.

The spelling of 52567942729 in words is "fifty-two billion, five hundred sixty-seven million, nine hundred forty-two thousand, seven hundred twenty-nine".