19484848492 has 18 divisors (see below), whose sum is σ = 34439508404. Its totient is φ = 9645944400.

The previous prime is 19484848459. The next prime is 19484848501. The reversal of 19484848492 is 29484848491.

It is a self number, because there is not a number n which added to its sum of digits gives 19484848492.

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, 197958 + ... + 279565.

Almost surely, 2^19484848492 is an apocalyptic number.

It is an amenable number.

19484848492 is a deficient number, since it is larger than the sum of its proper divisors (14954659912).

19484848492 is a wasteful number, since it uses less digits than its factorization.

19484848492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477729 (or 477626 counting only the distinct ones).

The product of its digits is 21233664, while the sum is 61.

Subtracting 19484848492 from its reverse (29484848491), we obtain a palindrome (9999999999).

The spelling of 19484848492 in words is "nineteen billion, four hundred eighty-four million, eight hundred forty-eight thousand, four hundred ninety-two".