19481044112 has 40 divisors (see below), whose sum is σ = 37876830936. Its totient is φ = 9706438656.

The previous prime is 19481044103. The next prime is 19481044127. The reversal of 19481044112 is 21144018491.

It can be written as a sum of positive squares in 4 ways, for example, as 2590402816 + 16890641296 = 50896^2 + 129964^2 .

It is a super-2 number, since 2×19481044112² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11478848 + ... + 11480544.

Almost surely, 2^19481044112 is an apocalyptic number.

It is an amenable number.

19481044112 is a deficient number, since it is larger than the sum of its proper divisors (18395786824).

19481044112 is a wasteful number, since it uses less digits than its factorization.

19481044112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3795 (or 3789 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 35.

The spelling of 19481044112 in words is "nineteen billion, four hundred eighty-one million, forty-four thousand, one hundred twelve".