11667616211 has 8 divisors (see below), whose sum is σ = 11715661440. Its totient is φ = 11619667008.

The previous prime is 11667616199. The next prime is 11667616237. The reversal of 11667616211 is 11261676611.

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

It is a cyclic number.

It is not a de Polignac number, because 11667616211 - 2¹⁸ = 11667354067 is a prime.

It is a super-2 number, since 2×11667616211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11667612211) 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, 224765 + ... + 271761.

It is an arithmetic number, because the mean of its divisors is an integer number (1464457680).

Almost surely, 2^11667616211 is an apocalyptic number.

11667616211 is a deficient number, since it is larger than the sum of its proper divisors (48045229).

11667616211 is an equidigital number, since it uses as much as digits as its factorization.

11667616211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48013.

The product of its digits is 18144, while the sum is 38.

The spelling of 11667616211 in words is "eleven billion, six hundred sixty-seven million, six hundred sixteen thousand, two hundred eleven".