32289933636 has 135 divisors (see below), whose sum is σ = 86269920429. Its totient is φ = 10531505952.

The previous prime is 32289933601. The next prime is 32289933647. The reversal of 32289933636 is 63633998223.

The square root of 32289933636 is 179694.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 3782988036 + 28506945600 = 61506^2 + 168840^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 44 ways as a sum of consecutive naturals, for example, 216710890 + ... + 216711038.

Almost surely, 2^32289933636 is an apocalyptic number.

32289933636 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

32289933636 is the 179694-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32289933636

32289933636 is an abundant number, since it is smaller than the sum of its proper divisors (53979986793).

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

32289933636 is an equidigital number, since it uses as much as digits as its factorization.

32289933636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 448 (or 221 counting only the distinct ones).

The product of its digits is 7558272, while the sum is 54.

The spelling of 32289933636 in words is "thirty-two billion, two hundred eighty-nine million, nine hundred thirty-three thousand, six hundred thirty-six".