52884649845 has 32 divisors (see below), whose sum is σ = 94130764800. Its totient is φ = 28171063872.

The previous prime is 52884649843. The next prime is 52884649871. The reversal of 52884649845 is 54894648825.

52884649845 is a `hidden beast` number, since 5 + 2 + 88 + 464 + 98 + 4 + 5 = 666.

It is not a de Polignac number, because 52884649845 - 2¹ = 52884649843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52884649841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124357 + ... + 348186.

It is an arithmetic number, because the mean of its divisors is an integer number (2941586400).

Almost surely, 2^52884649845 is an apocalyptic number.

It is an amenable number.

52884649845 is a deficient number, since it is larger than the sum of its proper divisors (41246114955).

52884649845 is a wasteful number, since it uses less digits than its factorization.

52884649845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473386 (or 473380 counting only the distinct ones).

The product of its digits is 88473600, while the sum is 63.

The spelling of 52884649845 in words is "fifty-two billion, eight hundred eighty-four million, six hundred forty-nine thousand, eight hundred forty-five".