2065165706552 has 32 divisors (see below), whose sum is σ = 4181994768000. Its totient is φ = 950422287744.

The previous prime is 2065165706497. The next prime is 2065165706561. The reversal of 2065165706552 is 2556075615602.

It is a self number, because there is not a number n which added to its sum of digits gives 2065165706552.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 28412648 + ... + 28485239.

It is an arithmetic number, because the mean of its divisors is an integer number (130687336500).

Almost surely, 2^{2065165706552} is an apocalyptic number.

It is an amenable number.

2065165706552 is an abundant number, since it is smaller than the sum of its proper divisors (2116829061448).

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

2065165706552 is a wasteful number, since it uses less digits than its factorization.

2065165706552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56898255 (or 56898251 counting only the distinct ones).

The product of its (nonzero) digits is 3780000, while the sum is 50.

The spelling of 2065165706552 in words is "two trillion, sixty-five billion, one hundred sixty-five million, seven hundred six thousand, five hundred fifty-two".