52333521666 has 16 divisors (see below), whose sum is σ = 104694086784. Its totient is φ = 17439999984.

The previous prime is 52333521589. The next prime is 52333521671. The reversal of 52333521666 is 66612533325.

It is a super-3 number, since 3×52333521666³ (a number of 33 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1101610 + ... + 1148133.

It is an arithmetic number, because the mean of its divisors is an integer number (6543380424).

Almost surely, 2^52333521666 is an apocalyptic number.

52333521666 is an abundant number, since it is smaller than the sum of its proper divisors (52360565118).

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

52333521666 is a wasteful number, since it uses less digits than its factorization.

52333521666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253625.

The product of its digits is 583200, while the sum is 42.

The spelling of 52333521666 in words is "fifty-two billion, three hundred thirty-three million, five hundred twenty-one thousand, six hundred sixty-six".