52338915729 has 9 divisors (see below), whose sum is σ = 75601647433. Its totient is φ = 34892152932.

The previous prime is 52338915677. The next prime is 52338915731. The reversal of 52338915729 is 92751983325.

The square root of 52338915729 is 228777.

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

52338915729 is a `hidden beast` number, since 523 + 3 + 8 + 91 + 5 + 7 + 29 = 666.

52338915729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 52338915729 - 2⁹ = 52338915217 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52338915029) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 648202 + ... + 724460.

Almost surely, 2^52338915729 is an apocalyptic number.

52338915729 is the 228777-th square number.

52338915729 is the 114389-th centered octagonal number.

It is an amenable number.

52338915729 is a deficient number, since it is larger than the sum of its proper divisors (23262731704).

52338915729 is an frugal number, since it uses more digits than its factorization.

52338915729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152524 (or 76262 counting only the distinct ones).

The product of its digits is 4082400, while the sum is 54.

The spelling of 52338915729 in words is "fifty-two billion, three hundred thirty-eight million, nine hundred fifteen thousand, seven hundred twenty-nine".