9995530890 has 64 divisors (see below), whose sum is σ = 24519573504. Its totient is φ = 2606645568.

The previous prime is 9995530879. The next prime is 9995530903. The reversal of 9995530890 is 980355999.

9995530890 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 9995530890.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2517687 + ... + 2521653.

It is an arithmetic number, because the mean of its divisors is an integer number (383118336).

Almost surely, 2^9995530890 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9995530890, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12259786752).

9995530890 is an abundant number, since it is smaller than the sum of its proper divisors (14524042614).

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

9995530890 is a wasteful number, since it uses less digits than its factorization.

9995530890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5811.

The product of its (nonzero) digits is 3936600, while the sum is 57.

The square root of 9995530890 is about 99977.6519528239. The cubic root of 9995530890 is about 2154.1136953545.

The spelling of 9995530890 in words is "nine billion, nine hundred ninety-five million, five hundred thirty thousand, eight hundred ninety".