11967671332 has 6 divisors (see below), whose sum is σ = 20943424838. Its totient is φ = 5983835664.

The previous prime is 11967671299. The next prime is 11967671357. The reversal of 11967671332 is 23317676911.

It can be written as a sum of positive squares in only one way, i.e., 9969223716 + 1998447616 = 99846^2 + 44704^2 .

It is a super-3 number, since 3×11967671332³ (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1495958913 + ... + 1495958920.

Almost surely, 2^11967671332 is an apocalyptic number.

It is an amenable number.

11967671332 is a deficient number, since it is larger than the sum of its proper divisors (8975753506).

11967671332 is a wasteful number, since it uses less digits than its factorization.

11967671332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2991917837 (or 2991917835 counting only the distinct ones).

The product of its digits is 285768, while the sum is 46.

The spelling of 11967671332 in words is "eleven billion, nine hundred sixty-seven million, six hundred seventy-one thousand, three hundred thirty-two".