9719016804 has 288 divisors, whose sum is σ = 30116136960. Its totient is φ = 2583212544.

The previous prime is 9719016799. The next prime is 9719016823. The reversal of 9719016804 is 4086109179.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 9719016804.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42814939 + ... + 42815165.

It is an arithmetic number, because the mean of its divisors is an integer number (104569920).

Almost surely, 2^9719016804 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9719016804, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15058068480).

9719016804 is an abundant number, since it is smaller than the sum of its proper divisors (20397120156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9719016804 is a wasteful number, since it uses less digits than its factorization.

9719016804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439 (or 434 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 45.

The square root of 9719016804 is about 98585.0739412412. The cubic root of 9719016804 is about 2134.0640229988.

The spelling of 9719016804 in words is "nine billion, seven hundred nineteen million, sixteen thousand, eight hundred four".