11666112265 has 8 divisors (see below), whose sum is σ = 14044350528. Its totient is φ = 9302879280.

The previous prime is 11666112259. The next prime is 11666112301. The reversal of 11666112265 is 56221166611.

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

It is not a de Polignac number, because 11666112265 - 2⁷ = 11666112137 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3749607 + ... + 3752716.

It is an arithmetic number, because the mean of its divisors is an integer number (1755543816).

Almost surely, 2^11666112265 is an apocalyptic number.

It is an amenable number.

11666112265 is a deficient number, since it is larger than the sum of its proper divisors (2378238263).

11666112265 is an equidigital number, since it uses as much as digits as its factorization.

11666112265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7502639.

The product of its digits is 25920, while the sum is 37.

Adding to 11666112265 its reverse (56221166611), we get a palindrome (67887278876).

The spelling of 11666112265 in words is "eleven billion, six hundred sixty-six million, one hundred twelve thousand, two hundred sixty-five".