52782085788 has 24 divisors (see below), whose sum is σ = 123777091200. Its totient is φ = 17505615600.

The previous prime is 52782085721. The next prime is 52782085813. The reversal of 52782085788 is 88758028725.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 11049138 + ... + 11053913.

It is an arithmetic number, because the mean of its divisors is an integer number (5157378800).

Almost surely, 2^52782085788 is an apocalyptic number.

It is an amenable number.

52782085788 is an abundant number, since it is smaller than the sum of its proper divisors (70995005412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52782085788 is a wasteful number, since it uses less digits than its factorization.

52782085788 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22103257 (or 22103255 counting only the distinct ones).

The product of its (nonzero) digits is 20070400, while the sum is 60.

The spelling of 52782085788 in words is "fifty-two billion, seven hundred eighty-two million, eighty-five thousand, seven hundred eighty-eight".