32216502523161 has 64 divisors (see below), whose sum is σ = 50601044736000. Its totient is φ = 18026115233280.

The previous prime is 32216502523159. The next prime is 32216502523181. The reversal of 32216502523161 is 16132520561223.

It is not a de Polignac number, because 32216502523161 - 2¹ = 32216502523159 is a prime.

It is a super-4 number, since 4×32216502523161⁴ (a number of 55 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (32216502523181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65104170 + ... + 65597148.

It is an arithmetic number, because the mean of its divisors is an integer number (790641324000).

Almost surely, 2^{32216502523161} is an apocalyptic number.

It is an amenable number.

32216502523161 is a deficient number, since it is larger than the sum of its proper divisors (18384542212839).

32216502523161 is a wasteful number, since it uses less digits than its factorization.

32216502523161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496014.

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 32216502523161 in words is "thirty-two trillion, two hundred sixteen billion, five hundred two million, five hundred twenty-three thousand, one hundred sixty-one".