133285233556 has 12 divisors (see below), whose sum is σ = 235085767168. Its totient is φ = 66117871512.

The previous prime is 133285233539. The next prime is 133285233619. The reversal of 133285233556 is 655332582331.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 131185746 + ... + 131186761.

Almost surely, 2^133285233556 is an apocalyptic number.

It is an amenable number.

133285233556 is a deficient number, since it is larger than the sum of its proper divisors (101800533612).

133285233556 is a wasteful number, since it uses less digits than its factorization.

133285233556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262372638 (or 262372636 counting only the distinct ones).

The product of its digits is 1944000, while the sum is 46.

The spelling of 133285233556 in words is "one hundred thirty-three billion, two hundred eighty-five million, two hundred thirty-three thousand, five hundred fifty-six".