11967816682 has 8 divisors (see below), whose sum is σ = 17952192000. Its totient is φ = 5983752684.

The previous prime is 11967816677. The next prime is 11967816683. The reversal of 11967816682 is 28661876911.

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

It is a super-2 number, since 2×11967816682² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11967816683) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95319 + ... + 181717.

It is an arithmetic number, because the mean of its divisors is an integer number (2244024000).

Almost surely, 2^11967816682 is an apocalyptic number.

11967816682 is a deficient number, since it is larger than the sum of its proper divisors (5984375318).

11967816682 is an equidigital number, since it uses as much as digits as its factorization.

11967816682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155660.

The product of its digits is 1741824, while the sum is 55.

The spelling of 11967816682 in words is "eleven billion, nine hundred sixty-seven million, eight hundred sixteen thousand, six hundred eighty-two".