8656245444 has 192 divisors, whose sum is σ = 26125811712. Its totient is φ = 2164838400.

The previous prime is 8656245391. The next prime is 8656245449. The reversal of 8656245444 is 4445426568.

It is a junction number, because it is equal to n+sod(n) for n = 8656245393 and 8656245402.

It is not an unprimeable number, because it can be changed into a prime (8656245449) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6673404 + ... + 6674700.

It is an arithmetic number, because the mean of its divisors is an integer number (136071936).

Almost surely, 2^8656245444 is an apocalyptic number.

8656245444 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8656245444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13062905856).

8656245444 is an abundant number, since it is smaller than the sum of its proper divisors (17469566268).

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

8656245444 is a wasteful number, since it uses less digits than its factorization.

8656245444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586 (or 1584 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 48.

The square root of 8656245444 is about 93038.9458452749. The cubic root of 8656245444 is about 2053.2564103578.

The spelling of 8656245444 in words is "eight billion, six hundred fifty-six million, two hundred forty-five thousand, four hundred forty-four".