2666095911 has 8 divisors (see below), whose sum is σ = 3949771760. Its totient is φ = 1777397256.

The previous prime is 2666095877. The next prime is 2666095921. The reversal of 2666095911 is 1195906662.

It is a happy number.

It is not a de Polignac number, because 2666095911 - 2¹³ = 2666087719 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2666095921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49372120 + ... + 49372173.

It is an arithmetic number, because the mean of its divisors is an integer number (493721470).

Almost surely, 2^2666095911 is an apocalyptic number.

2666095911 is a deficient number, since it is larger than the sum of its proper divisors (1283675849).

2666095911 is an equidigital number, since it uses as much as digits as its factorization.

2666095911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98744302 (or 98744296 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 45.

The square root of 2666095911 is about 51634.2513357171. The cubic root of 2666095911 is about 1386.6236066729.

The spelling of 2666095911 in words is "two billion, six hundred sixty-six million, ninety-five thousand, nine hundred eleven".