52973543866 has 32 divisors (see below), whose sum is σ = 81465253632. Its totient is φ = 25823067840.

The previous prime is 52973543863. The next prime is 52973543881. The reversal of 52973543866 is 66834537925.

It is a self number, because there is not a number n which added to its sum of digits gives 52973543866.

It is not an unprimeable number, because it can be changed into a prime (52973543863) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 40529985 + ... + 40531291.

It is an arithmetic number, because the mean of its divisors is an integer number (2545789176).

Almost surely, 2^52973543866 is an apocalyptic number.

52973543866 is a deficient number, since it is larger than the sum of its proper divisors (28491709766).

52973543866 is a wasteful number, since it uses less digits than its factorization.

52973543866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2694.

The product of its digits is 32659200, while the sum is 58.

The spelling of 52973543866 in words is "fifty-two billion, nine hundred seventy-three million, five hundred forty-three thousand, eight hundred sixty-six".