52540708329 has 48 divisors (see below), whose sum is σ = 81834015744. Its totient is φ = 32388681600.

The previous prime is 52540708313. The next prime is 52540708369. The reversal of 52540708329 is 92380704525.

52540708329 is a `hidden beast` number, since 5 + 2 + 540 + 7 + 0 + 83 + 29 = 666.

It is not a de Polignac number, because 52540708329 - 2⁴ = 52540708313 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (52540708369) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6804579 + ... + 6812295.

It is an arithmetic number, because the mean of its divisors is an integer number (1704875328).

Almost surely, 2^52540708329 is an apocalyptic number.

It is an amenable number.

52540708329 is a deficient number, since it is larger than the sum of its proper divisors (29293307415).

52540708329 is a wasteful number, since it uses less digits than its factorization.

52540708329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8838 (or 8835 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 45.

The spelling of 52540708329 in words is "fifty-two billion, five hundred forty million, seven hundred eight thousand, three hundred twenty-nine".