9099953280 has 768 divisors, whose sum is σ = 36569594880. Its totient is φ = 2064384000.

The previous prime is 9099953267. The next prime is 9099953293. The reversal of 9099953280 is 823599909.

It is an interprime number because it is at equal distance from previous prime (9099953267) and next prime (9099953293).

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, 80530504 + ... + 80530616.

It is an arithmetic number, because the mean of its divisors is an integer number (47616660).

Almost surely, 2^9099953280 is an apocalyptic number.

9099953280 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9099953280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18284797440).

9099953280 is an abundant number, since it is smaller than the sum of its proper divisors (27469641600).

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

9099953280 is a wasteful number, since it uses less digits than its factorization.

9099953280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221 (or 206 counting only the distinct ones).

The product of its (nonzero) digits is 1574640, while the sum is 54.

The square root of 9099953280 is about 95393.6752620424. The cubic root of 9099953280 is about 2087.7559057591.

The spelling of 9099953280 in words is "nine billion, ninety-nine million, nine hundred fifty-three thousand, two hundred eighty".