11663116267 has 16 divisors (see below), whose sum is σ = 13586734080. Its totient is φ = 9906976800.

The previous prime is 11663116249. The next prime is 11663116273. The reversal of 11663116267 is 76261136611.

It is a cyclic number.

It is not a de Polignac number, because 11663116267 - 2⁷ = 11663116139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11663116217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 579813 + ... + 599590.

It is an arithmetic number, because the mean of its divisors is an integer number (849170880).

Almost surely, 2^11663116267 is an apocalyptic number.

11663116267 is a deficient number, since it is larger than the sum of its proper divisors (1923617813).

11663116267 is a wasteful number, since it uses less digits than its factorization.

11663116267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179474.

The product of its digits is 54432, while the sum is 40.

The spelling of 11663116267 in words is "eleven billion, six hundred sixty-three million, one hundred sixteen thousand, two hundred sixty-seven".