32895966161 has 4 divisors (see below), whose sum is σ = 34831023012. Its totient is φ = 30960909312.

The previous prime is 32895966143. The next prime is 32895966203. The reversal of 32895966161 is 16166959823.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9957046225 + 22938919936 = 99785^2 + 151456^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-32895966161 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32895966097 and 32895966106.

It is not an unprimeable number, because it can be changed into a prime (32895966661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967528400 + ... + 967528433.

It is an arithmetic number, because the mean of its divisors is an integer number (8707755753).

Almost surely, 2^32895966161 is an apocalyptic number.

It is an amenable number.

32895966161 is a deficient number, since it is larger than the sum of its proper divisors (1935056851).

32895966161 is a wasteful number, since it uses less digits than its factorization.

32895966161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1935056850.

The product of its digits is 4199040, while the sum is 56.

The spelling of 32895966161 in words is "thirty-two billion, eight hundred ninety-five million, nine hundred sixty-six thousand, one hundred sixty-one".