132765805281845 has 4 divisors (see below), whose sum is σ = 159318966338220. Its totient is φ = 106212644225472.

The previous prime is 132765805281839. The next prime is 132765805281859. The reversal of 132765805281845 is 548182508567231.

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 85549310008369 + 47216495273476 = 9249287^2 + 6871426^2 .

It is a cyclic number.

It is not a de Polignac number, because 132765805281845 - 2¹⁶ = 132765805216309 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13276580528180 + ... + 13276580528189.

It is an arithmetic number, because the mean of its divisors is an integer number (39829741584555).

Almost surely, 2^{132765805281845} is an apocalyptic number.

It is an amenable number.

132765805281845 is a deficient number, since it is larger than the sum of its proper divisors (26553161056375).

132765805281845 is an equidigital number, since it uses as much as digits as its factorization.

132765805281845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26553161056374.

The product of its (nonzero) digits is 129024000, while the sum is 65.

The spelling of 132765805281845 in words is "one hundred thirty-two trillion, seven hundred sixty-five billion, eight hundred five million, two hundred eighty-one thousand, eight hundred forty-five".