32555221133 has 4 divisors (see below), whose sum is σ = 32773712700. Its totient is φ = 32336729568.

The previous prime is 32555221123. The next prime is 32555221147. The reversal of 32555221133 is 33112255523.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 21608412004 + 10946809129 = 146998^2 + 104627^2 .

It is a cyclic number.

It is not a de Polignac number, because 32555221133 - 2⁸ = 32555220877 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 32555221133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32555221123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109245560 + ... + 109245857.

It is an arithmetic number, because the mean of its divisors is an integer number (8193428175).

Almost surely, 2^32555221133 is an apocalyptic number.

It is an amenable number.

32555221133 is a deficient number, since it is larger than the sum of its proper divisors (218491567).

32555221133 is a wasteful number, since it uses less digits than its factorization.

32555221133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218491566.

The product of its digits is 27000, while the sum is 32.

Adding to 32555221133 its reverse (33112255523), we get a palindrome (65667476656).

The spelling of 32555221133 in words is "thirty-two billion, five hundred fifty-five million, two hundred twenty-one thousand, one hundred thirty-three".