11198944368 has 30 divisors (see below), whose sum is σ = 31341490544. Its totient is φ = 3732981408.

The previous prime is 11198944333. The next prime is 11198944399. The reversal of 11198944368 is 86344989111.

11198944368 is a `hidden beast` number, since 1 + 1 + 198 + 9 + 443 + 6 + 8 = 666.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 38885080 + ... + 38885367.

Almost surely, 2^11198944368 is an apocalyptic number.

11198944368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11198944368 is an abundant number, since it is smaller than the sum of its proper divisors (20142546176).

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

11198944368 is a wasteful number, since it uses less digits than its factorization.

11198944368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77770461 (or 77770452 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 54.

The spelling of 11198944368 in words is "eleven billion, one hundred ninety-eight million, nine hundred forty-four thousand, three hundred sixty-eight".