9094568640 has 112 divisors (see below), whose sum is σ = 28899624192. Its totient is φ = 2423172096.

The previous prime is 9094568603. The next prime is 9094568641. The reversal of 9094568640 is 468654909.

It is a super-2 number, since 2×9094568640² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (9094568641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1385847 + ... + 1392393.

Almost surely, 2^9094568640 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 9094568640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14449812096).

9094568640 is an abundant number, since it is smaller than the sum of its proper divisors (19805055552).

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

9094568640 is a wasteful number, since it uses less digits than its factorization.

9094568640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8014 (or 8004 counting only the distinct ones).

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 9094568640 is about 95365.4478309623. The cubic root of 9094568640 is about 2087.3440343393.

The spelling of 9094568640 in words is "nine billion, ninety-four million, five hundred sixty-eight thousand, six hundred forty".