32157285282 has 20 divisors (see below), whose sum is σ = 72056139606. Its totient is φ = 10719095040.

The previous prime is 32157285269. The next prime is 32157285287. The reversal of 32157285282 is 28258275123.

32157285282 is a `hidden beast` number, since 3 + 21 + 572 + 8 + 52 + 8 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 28049885361 + 4107399921 = 167481^2 + 64089^2 .

It is not an unprimeable number, because it can be changed into a prime (32157285287) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 99250719 + ... + 99251042.

Almost surely, 2^32157285282 is an apocalyptic number.

32157285282 is an abundant number, since it is smaller than the sum of its proper divisors (39898854324).

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

32157285282 is a wasteful number, since it uses less digits than its factorization.

32157285282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198501775 (or 198501766 counting only the distinct ones).

The product of its digits is 537600, while the sum is 45.

The spelling of 32157285282 in words is "thirty-two billion, one hundred fifty-seven million, two hundred eighty-five thousand, two hundred eighty-two".