32573218322 has 18 divisors (see below), whose sum is σ = 51909914997. Its totient is φ = 15326531424.

The previous prime is 32573218319. The next prime is 32573218331. The reversal of 32573218322 is 22381237523.

It can be written as a sum of positive squares in 2 ways, for example, as 29811820921 + 2761397401 = 172661^2 + 52549^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=127619.

It is a super-2 number, since 2×32573218322² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4335293 + ... + 4342799.

Almost surely, 2^32573218322 is an apocalyptic number.

32573218322 is a deficient number, since it is larger than the sum of its proper divisors (19336696675).

32573218322 is an frugal number, since it uses more digits than its factorization.

32573218322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15050 (or 7526 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The spelling of 32573218322 in words is "thirty-two billion, five hundred seventy-three million, two hundred eighteen thousand, three hundred twenty-two".