9919552794 has 64 divisors (see below), whose sum is σ = 21771141120. Its totient is φ = 3001320000.

The previous prime is 9919552757. The next prime is 9919552817. The reversal of 9919552794 is 4972559199.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 343039 + ... + 370829.

It is an arithmetic number, because the mean of its divisors is an integer number (340174080).

Almost surely, 2^9919552794 is an apocalyptic number.

9919552794 is an abundant number, since it is smaller than the sum of its proper divisors (11851588326).

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

9919552794 is a wasteful number, since it uses less digits than its factorization.

9919552794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27947.

The product of its digits is 9185400, while the sum is 60.

The square root of 9919552794 is about 99596.9517304621. The cubic root of 9919552794 is about 2148.6418531873.

The spelling of 9919552794 in words is "nine billion, nine hundred nineteen million, five hundred fifty-two thousand, seven hundred ninety-four".