9819163448 has 16 divisors (see below), whose sum is σ = 19004832960. Its totient is φ = 4751208000.

The previous prime is 9819163421. The next prime is 9819163469. The reversal of 9819163448 is 8443619189.

It is a self number, because there is not a number n which added to its sum of digits gives 9819163448.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19796453 + ... + 19796948.

It is an arithmetic number, because the mean of its divisors is an integer number (1187802060).

Almost surely, 2^9819163448 is an apocalyptic number.

It is an amenable number.

9819163448 is a deficient number, since it is larger than the sum of its proper divisors (9185669512).

9819163448 is a wasteful number, since it uses less digits than its factorization.

9819163448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39593438 (or 39593434 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 53.

The square root of 9819163448 is about 99091.6921240121. The cubic root of 9819163448 is about 2141.3689270245.

The spelling of 9819163448 in words is "nine billion, eight hundred nineteen million, one hundred sixty-three thousand, four hundred forty-eight".