7665117266 has 8 divisors (see below), whose sum is σ = 11573819904. Its totient is φ = 3807177300.

The previous prime is 7665117253. The next prime is 7665117269. The reversal of 7665117266 is 6627115667.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 7665117266.

It is not an unprimeable number, because it can be changed into a prime (7665117269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12690290 + ... + 12690893.

It is an arithmetic number, because the mean of its divisors is an integer number (1446727488).

Almost surely, 2^7665117266 is an apocalyptic number.

7665117266 is a deficient number, since it is larger than the sum of its proper divisors (3908702638).

7665117266 is a wasteful number, since it uses less digits than its factorization.

7665117266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25381336.

The product of its digits is 635040, while the sum is 47.

The square root of 7665117266 is about 87550.6554287288. The cubic root of 7665117266 is about 1971.6943916569.

The spelling of 7665117266 in words is "seven billion, six hundred sixty-five million, one hundred seventeen thousand, two hundred sixty-six".