8966548644 has 24 divisors (see below), whose sum is σ = 21107100000. Its totient is φ = 2962399104.

The previous prime is 8966548637. The next prime is 8966548649. The reversal of 8966548644 is 4468456698.

It is not an unprimeable number, because it can be changed into a prime (8966548649) 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, 3304894 + ... + 3307605.

It is an arithmetic number, because the mean of its divisors is an integer number (879462500).

Almost surely, 2^8966548644 is an apocalyptic number.

It is an amenable number.

8966548644 is an abundant number, since it is smaller than the sum of its proper divisors (12140551356).

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

8966548644 is a wasteful number, since it uses less digits than its factorization.

8966548644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6612619 (or 6612617 counting only the distinct ones).

The product of its digits is 39813120, while the sum is 60.

The square root of 8966548644 is about 94691.8615510330. The cubic root of 8966548644 is about 2077.5035263733.

The spelling of 8966548644 in words is "eight billion, nine hundred sixty-six million, five hundred forty-eight thousand, six hundred forty-four".