9447273005568 has 160 divisors (see below), whose sum is σ = 26675089024320. Its totient is φ = 2960904683520.

The previous prime is 9447273005549. The next prime is 9447273005593. The reversal of 9447273005568 is 8655003727449.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26167723 + ... + 26526293.

It is an arithmetic number, because the mean of its divisors is an integer number (166719306402).

Almost surely, 2^{9447273005568} 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 9447273005568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13337544512160).

9447273005568 is an abundant number, since it is smaller than the sum of its proper divisors (17227816018752).

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

9447273005568 is a wasteful number, since it uses less digits than its factorization.

9447273005568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359618 (or 359602 counting only the distinct ones).

The product of its (nonzero) digits is 50803200, while the sum is 60.

The spelling of 9447273005568 in words is "nine trillion, four hundred forty-seven billion, two hundred seventy-three million, five thousand, five hundred sixty-eight".