11766266266711 has 8 divisors (see below), whose sum is σ = 12836432274048. Its totient is φ = 10696184499000.

The previous prime is 11766266266591. The next prime is 11766266266723.

It is a happy number.

11766266266711 is nontrivially palindromic in base 10.

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

It is not a de Polignac number, because 11766266266711 - 2³³ = 11757676332119 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 (11766266266771) 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, 20767675 + ... + 21326716.

It is an arithmetic number, because the mean of its divisors is an integer number (1604554034256).

Almost surely, 2^{11766266266711} is an apocalyptic number.

11766266266711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11766266266711 is a deficient number, since it is larger than the sum of its proper divisors (1070166007337).

11766266266711 is a wasteful number, since it uses less digits than its factorization.

11766266266711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42119813.

The product of its digits is 9144576, while the sum is 58.

The spelling of 11766266266711 in words is "eleven trillion, seven hundred sixty-six billion, two hundred sixty-six million, two hundred sixty-six thousand, seven hundred eleven".