2165332116532 has 384 divisors, whose sum is σ = 4608155059200. Its totient is φ = 882291916800.

The previous prime is 2165332116517. The next prime is 2165332116539. The reversal of 2165332116532 is 2356112335612.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2165332116539) by changing a digit.

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 in 127 ways as a sum of consecutive naturals, for example, 8233201833 + ... + 8233202095.

It is an arithmetic number, because the mean of its divisors is an integer number (12000403800).

Almost surely, 2^{2165332116532} is an apocalyptic number.

It is an amenable number.

2165332116532 is an abundant number, since it is smaller than the sum of its proper divisors (2442822942668).

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

2165332116532 is a wasteful number, since it uses less digits than its factorization.

2165332116532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507 (or 505 counting only the distinct ones).

The product of its digits is 194400, while the sum is 40.

The spelling of 2165332116532 in words is "two trillion, one hundred sixty-five billion, three hundred thirty-two million, one hundred sixteen thousand, five hundred thirty-two".