8503789056 has 240 divisors, whose sum is σ = 26785642752. Its totient is φ = 2348421120.

The previous prime is 8503789033. The next prime is 8503789097. The reversal of 8503789056 is 6509873058.

It is a super-2 number, since 2×8503789056² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 10332261 + ... + 10333083.

Almost surely, 2^8503789056 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 8503789056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13392821376).

8503789056 is an abundant number, since it is smaller than the sum of its proper divisors (18281853696).

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

8503789056 is an equidigital number, since it uses as much as digits as its factorization.

8503789056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 913 (or 866 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 51.

The square root of 8503789056 is about 92215.9913247155. The cubic root of 8503789056 is about 2041.1307533563.

The spelling of 8503789056 in words is "eight billion, five hundred three million, seven hundred eighty-nine thousand, fifty-six".