11667471276 has 12 divisors (see below), whose sum is σ = 27224099672. Its totient is φ = 3889157088.

The previous prime is 11667471241. The next prime is 11667471307. The reversal of 11667471276 is 67217476611.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×11667471276² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486144625 + ... + 486144648.

Almost surely, 2^11667471276 is an apocalyptic number.

It is an amenable number.

11667471276 is an abundant number, since it is smaller than the sum of its proper divisors (15556628396).

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

11667471276 is a wasteful number, since it uses less digits than its factorization.

11667471276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972289280 (or 972289278 counting only the distinct ones).

The product of its digits is 592704, while the sum is 48.

The spelling of 11667471276 in words is "eleven billion, six hundred sixty-seven million, four hundred seventy-one thousand, two hundred seventy-six".