9440894871 has 64 divisors (see below), whose sum is σ = 14740800000. Its totient is φ = 5963569920.

The previous prime is 9440894867. The next prime is 9440894887. The reversal of 9440894871 is 1784980449.

It is not a de Polignac number, because 9440894871 - 2² = 9440894867 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9440894821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18919380 + ... + 18919878.

It is an arithmetic number, because the mean of its divisors is an integer number (230325000).

Almost surely, 2^9440894871 is an apocalyptic number.

9440894871 is a deficient number, since it is larger than the sum of its proper divisors (5299905129).

9440894871 is a wasteful number, since it uses less digits than its factorization.

9440894871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941 (or 935 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 54.

The square root of 9440894871 is about 97164.2674598023. The cubic root of 9440894871 is about 2113.5103901657.

The spelling of 9440894871 in words is "nine billion, four hundred forty million, eight hundred ninety-four thousand, eight hundred seventy-one".