52785546728 has 16 divisors (see below), whose sum is σ = 98984765760. Its totient is φ = 26389609200.

The previous prime is 52785546721. The next prime is 52785546757. The reversal of 52785546728 is 82764558725.

It is not an unprimeable number, because it can be changed into a prime (52785546721) 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, 323858 + ... + 458753.

It is an arithmetic number, because the mean of its divisors is an integer number (6186547860).

Almost surely, 2^52785546728 is an apocalyptic number.

It is an amenable number.

52785546728 is a deficient number, since it is larger than the sum of its proper divisors (46199219032).

52785546728 is a wasteful number, since it uses less digits than its factorization.

52785546728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 791048 (or 791044 counting only the distinct ones).

The product of its digits is 37632000, while the sum is 59.

The spelling of 52785546728 in words is "fifty-two billion, seven hundred eighty-five million, five hundred forty-six thousand, seven hundred twenty-eight".