8777457216 has 224 divisors, whose sum is σ = 28807257600. Its totient is φ = 2597736960.

The previous prime is 8777457209. The next prime is 8777457239. The reversal of 8777457216 is 6127547778.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 811975 + ... + 822713.

Almost surely, 2^8777457216 is an apocalyptic number.

8777457216 is a gapful number since it is divisible by the number (86) 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 8777457216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14403628800).

8777457216 is an abundant number, since it is smaller than the sum of its proper divisors (20029800384).

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

8777457216 is a wasteful number, since it uses less digits than its factorization.

8777457216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10814 (or 10798 counting only the distinct ones).

The product of its digits is 4609920, while the sum is 54.

The square root of 8777457216 is about 93688.0847066477. The cubic root of 8777457216 is about 2062.7958092086.

The spelling of 8777457216 in words is "eight billion, seven hundred seventy-seven million, four hundred fifty-seven thousand, two hundred sixteen".