8849556646 has 16 divisors (see below), whose sum is σ = 15172506144. Its totient is φ = 3792207744.

The previous prime is 8849556643. The next prime is 8849556647. The reversal of 8849556646 is 6466559488.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8849556643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98206 + ... + 165358.

It is an arithmetic number, because the mean of its divisors is an integer number (948281634).

Almost surely, 2^8849556646 is an apocalyptic number.

8849556646 is a deficient number, since it is larger than the sum of its proper divisors (6322949498).

8849556646 is a wasteful number, since it uses less digits than its factorization.

8849556646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76575.

The product of its digits is 49766400, while the sum is 61.

The square root of 8849556646 is about 94072.0821816972. The cubic root of 8849556646 is about 2068.4284590687.

The spelling of 8849556646 in words is "eight billion, eight hundred forty-nine million, five hundred fifty-six thousand, six hundred forty-six".