32973821722 has 4 divisors (see below), whose sum is σ = 49460732586. Its totient is φ = 16486910860.

The previous prime is 32973821701. The next prime is 32973821737. The reversal of 32973821722 is 22712837923.

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

It can be written as a sum of positive squares in only one way, i.e., 32138091441 + 835730281 = 179271^2 + 28909^2 .

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 as a sum of consecutive naturals, namely, 8243455429 + ... + 8243455432.

Almost surely, 2^32973821722 is an apocalyptic number.

32973821722 is a deficient number, since it is larger than the sum of its proper divisors (16486910864).

32973821722 is a wasteful number, since it uses less digits than its factorization.

32973821722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16486910863.

The product of its digits is 508032, while the sum is 46.

The spelling of 32973821722 in words is "thirty-two billion, nine hundred seventy-three million, eight hundred twenty-one thousand, seven hundred twenty-two".