11444984172 has 36 divisors (see below), whose sum is σ = 30453029880. Its totient is φ = 3614205312.

The previous prime is 11444984149. The next prime is 11444984219. The reversal of 11444984172 is 27148944411.

11444984172 is a `hidden beast` number, since 1 + 144 + 4 + 98 + 417 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8365533 + ... + 8366900.

Almost surely, 2^11444984172 is an apocalyptic number.

11444984172 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11444984172 is an abundant number, since it is smaller than the sum of its proper divisors (19008045708).

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

11444984172 is a wasteful number, since it uses less digits than its factorization.

11444984172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16732462 (or 16732457 counting only the distinct ones).

The product of its digits is 258048, while the sum is 45.

The spelling of 11444984172 in words is "eleven billion, four hundred forty-four million, nine hundred eighty-four thousand, one hundred seventy-two".