11667540216 has 48 divisors (see below), whose sum is σ = 30784876200. Its totient is φ = 3684483648.

The previous prime is 11667540193. The next prime is 11667540223. The reversal of 11667540216 is 61204576611.

11667540216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11667540216² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 664671 + ... + 681998.

Almost surely, 2^11667540216 is an apocalyptic number.

It is an amenable number.

11667540216 is an abundant number, since it is smaller than the sum of its proper divisors (19117335984).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11667540216 is a wasteful number, since it uses less digits than its factorization.

11667540216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346716 (or 1346693 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 39.

The spelling of 11667540216 in words is "eleven billion, six hundred sixty-seven million, five hundred forty thousand, two hundred sixteen".