32281653228 has 48 divisors (see below), whose sum is σ = 82190922240. Its totient is φ = 9780004800.

The previous prime is 32281653193. The next prime is 32281653293. The reversal of 32281653228 is 82235618223.

It is a self number, because there is not a number n which added to its sum of digits gives 32281653228.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579378 + ... + 632646.

It is an arithmetic number, because the mean of its divisors is an integer number (1712310880).

Almost surely, 2^32281653228 is an apocalyptic number.

It is an amenable number.

32281653228 is an abundant number, since it is smaller than the sum of its proper divisors (49909269012).

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

32281653228 is a wasteful number, since it uses less digits than its factorization.

32281653228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57878 (or 57876 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The spelling of 32281653228 in words is "thirty-two billion, two hundred eighty-one million, six hundred fifty-three thousand, two hundred twenty-eight".