9903895320 has 128 divisors (see below), whose sum is σ = 32803626240. Its totient is φ = 2371991040.

The previous prime is 9903895307. The next prime is 9903895363. The reversal of 9903895320 is 235983099.

It is a self number, because there is not a number n which added to its sum of digits gives 9903895320.

It is a congruent number.

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, 64362 + ... + 154758.

It is an arithmetic number, because the mean of its divisors is an integer number (256278330).

Almost surely, 2^9903895320 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 9903895320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16401813120).

9903895320 is an abundant number, since it is smaller than the sum of its proper divisors (22899730920).

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

9903895320 is a wasteful number, since it uses less digits than its factorization.

9903895320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90505 (or 90501 counting only the distinct ones).

The product of its (nonzero) digits is 524880, while the sum is 48.

The square root of 9903895320 is about 99518.3165050535. The cubic root of 9903895320 is about 2147.5107531254.

The spelling of 9903895320 in words is "nine billion, nine hundred three million, eight hundred ninety-five thousand, three hundred twenty".