19483904372 has 24 divisors (see below), whose sum is σ = 34206083520. Its totient is φ = 9710775360.

The previous prime is 19483904351. The next prime is 19483904383. The reversal of 19483904372 is 27340938491.

It is a self number, because there is not a number n which added to its sum of digits gives 19483904372.

It is a congruent number.

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, 2625347 + ... + 2632757.

It is an arithmetic number, because the mean of its divisors is an integer number (1425253480).

Almost surely, 2^19483904372 is an apocalyptic number.

It is an amenable number.

19483904372 is a deficient number, since it is larger than the sum of its proper divisors (14722179148).

19483904372 is a wasteful number, since it uses less digits than its factorization.

19483904372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9431 (or 9429 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The spelling of 19483904372 in words is "nineteen billion, four hundred eighty-three million, nine hundred four thousand, three hundred seventy-two".