11968380812 has 6 divisors (see below), whose sum is σ = 20944666428. Its totient is φ = 5984190404.

The previous prime is 11968380803. The next prime is 11968380829. The reversal of 11968380812 is 21808386911.

It is a super-2 number, since 2×11968380812² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1496047598 + ... + 1496047605.

It is an arithmetic number, because the mean of its divisors is an integer number (3490777738).

Almost surely, 2^11968380812 is an apocalyptic number.

It is an amenable number.

11968380812 is a deficient number, since it is larger than the sum of its proper divisors (8976285616).

11968380812 is a wasteful number, since it uses less digits than its factorization.

11968380812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2992095207 (or 2992095205 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 47.

The spelling of 11968380812 in words is "eleven billion, nine hundred sixty-eight million, three hundred eighty thousand, eight hundred twelve".