132165801656 has 128 divisors (see below), whose sum is σ = 302215795200. Its totient is φ = 52928225280.

The previous prime is 132165801653. The next prime is 132165801659. The reversal of 132165801656 is 656108561231.

It is an interprime number because it is at equal distance from previous prime (132165801653) and next prime (132165801659).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132165801653) 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 31 ways as a sum of consecutive naturals, for example, 27434960 + ... + 27439776.

It is an arithmetic number, because the mean of its divisors is an integer number (2361060900).

Almost surely, 2^132165801656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 132165801656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151107897600).

132165801656 is an abundant number, since it is smaller than the sum of its proper divisors (170049993544).

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

132165801656 is a wasteful number, since it uses less digits than its factorization.

132165801656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5197 (or 5193 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 44.

The spelling of 132165801656 in words is "one hundred thirty-two billion, one hundred sixty-five million, eight hundred one thousand, six hundred fifty-six".