2665060256771 has 16 divisors (see below), whose sum is σ = 3034105475328. Its totient is φ = 2317167943200.

The previous prime is 2665060256767. The next prime is 2665060256797. The reversal of 2665060256771 is 1776520605662.

It is a happy number.

It is not a de Polignac number, because 2665060256771 - 2² = 2665060256767 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2665060256701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1518140 + ... + 2763126.

It is an arithmetic number, because the mean of its divisors is an integer number (189631592208).

Almost surely, 2^{2665060256771} is an apocalyptic number.

2665060256771 is a deficient number, since it is larger than the sum of its proper divisors (369045218557).

2665060256771 is a wasteful number, since it uses less digits than its factorization.

2665060256771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1253482.

The product of its (nonzero) digits is 6350400, while the sum is 53.

The spelling of 2665060256771 in words is "two trillion, six hundred sixty-five billion, sixty million, two hundred fifty-six thousand, seven hundred seventy-one".