9910999950 has 96 divisors (see below), whose sum is σ = 25278739200. Its totient is φ = 2568741120.

The previous prime is 9910999927. The next prime is 9910999957. The reversal of 9910999950 is 599990199.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9910999957) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 781359 + ... + 793941.

It is an arithmetic number, because the mean of its divisors is an integer number (263320200).

Almost surely, 2^9910999950 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9910999950, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12639369600).

9910999950 is an abundant number, since it is smaller than the sum of its proper divisors (15367739250).

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

9910999950 is a wasteful number, since it uses less digits than its factorization.

9910999950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12746 (or 12741 counting only the distinct ones).

The product of its (nonzero) digits is 2657205, while the sum is 60.

The square root of 9910999950 is about 99554.0051931614. The cubic root of 9910999950 is about 2148.0241411066.

The spelling of 9910999950 in words is "nine billion, nine hundred ten million, nine hundred ninety-nine thousand, nine hundred fifty".