2665752907707 has 96 divisors (see below), whose sum is σ = 4166663155200. Its totient is φ = 1636163214336.

The previous prime is 2665752907703. The next prime is 2665752907717. The reversal of 2665752907707 is 7077092575662.

It is not a de Polignac number, because 2665752907707 - 2² = 2665752907703 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2665752907703) by changing a digit.

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 95 ways as a sum of consecutive naturals, for example, 2507763258 + ... + 2507764320.

It is an arithmetic number, because the mean of its divisors is an integer number (43402741200).

Almost surely, 2^{2665752907707} is an apocalyptic number.

2665752907707 is a deficient number, since it is larger than the sum of its proper divisors (1500910247493).

2665752907707 is a wasteful number, since it uses less digits than its factorization.

2665752907707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2257 (or 2254 counting only the distinct ones).

The product of its (nonzero) digits is 77792400, while the sum is 63.

The spelling of 2665752907707 in words is "two trillion, six hundred sixty-five billion, seven hundred fifty-two million, nine hundred seven thousand, seven hundred seven".