19474010912 has 24 divisors (see below), whose sum is σ = 38342710476. Its totient is φ = 9736179712.

The previous prime is 19474010911. The next prime is 19474010939. The reversal of 19474010912 is 21901047491.

It can be written as a sum of positive squares in 2 ways, for example, as 18781057936 + 692952976 = 137044^2 + 26324^2 .

It is not an unprimeable number, because it can be changed into a prime (19474010911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 566768 + ... + 600144.

Almost surely, 2^19474010912 is an apocalyptic number.

It is an amenable number.

19474010912 is a deficient number, since it is larger than the sum of its proper divisors (18868699564).

19474010912 is a wasteful number, since it uses less digits than its factorization.

19474010912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51620 (or 51612 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 38.

The spelling of 19474010912 in words is "nineteen billion, four hundred seventy-four million, ten thousand, nine hundred twelve".