52825939666 has 16 divisors (see below), whose sum is σ = 83832788160. Its totient is φ = 24895790640.

The previous prime is 52825939637. The next prime is 52825939667. The reversal of 52825939666 is 66693952825.

It is not an unprimeable number, because it can be changed into a prime (52825939667) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3520830 + ... + 3535801.

It is an arithmetic number, because the mean of its divisors is an integer number (5239549260).

Almost surely, 2^52825939666 is an apocalyptic number.

52825939666 is a deficient number, since it is larger than the sum of its proper divisors (31006848494).

52825939666 is a wasteful number, since it uses less digits than its factorization.

52825939666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7056849.

The product of its digits is 41990400, while the sum is 61.

The spelling of 52825939666 in words is "fifty-two billion, eight hundred twenty-five million, nine hundred thirty-nine thousand, six hundred sixty-six".