11996194668 has 24 divisors (see below), whose sum is σ = 28010425968. Its totient is φ = 3995973696.

The previous prime is 11996194543. The next prime is 11996194697. The reversal of 11996194668 is 86649169911.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326571 + ... + 361442.

It is an arithmetic number, because the mean of its divisors is an integer number (1167101082).

Almost surely, 2^11996194668 is an apocalyptic number.

It is an amenable number.

11996194668 is an abundant number, since it is smaller than the sum of its proper divisors (16014231300).

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

11996194668 is a wasteful number, since it uses less digits than its factorization.

11996194668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 689473 (or 689471 counting only the distinct ones).

The product of its digits is 5038848, while the sum is 60.

The spelling of 11996194668 in words is "eleven billion, nine hundred ninety-six million, one hundred ninety-four thousand, six hundred sixty-eight".