9099718272 has 96 divisors (see below), whose sum is σ = 26430468480. Its totient is φ = 3004850688.

The previous prime is 9099718219. The next prime is 9099718283. The reversal of 9099718272 is 2728179909.

It is a tau number, because it is divible by the number of its divisors (96).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86353 + ... + 160175.

It is an arithmetic number, because the mean of its divisors is an integer number (275317380).

Almost surely, 2^9099718272 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 9099718272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13215234240).

9099718272 is an abundant number, since it is smaller than the sum of its proper divisors (17330750208).

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

9099718272 is a wasteful number, since it uses less digits than its factorization.

9099718272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73950 (or 73935 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 54.

The square root of 9099718272 is about 95392.4434743130. The cubic root of 9099718272 is about 2087.7379333751.

The spelling of 9099718272 in words is "nine billion, ninety-nine million, seven hundred eighteen thousand, two hundred seventy-two".