8563275264 has 160 divisors (see below), whose sum is σ = 23706920160. Its totient is φ = 2744451072.

The previous prime is 8563275257. The next prime is 8563275271. The reversal of 8563275264 is 4625723658.

It is an interprime number because it is at equal distance from previous prime (8563275257) and next prime (8563275271).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5057202 + ... + 5058894.

It is an arithmetic number, because the mean of its divisors is an integer number (148168251).

Almost surely, 2^8563275264 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 8563275264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11853460080).

8563275264 is an abundant number, since it is smaller than the sum of its proper divisors (15143644896).

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

8563275264 is a wasteful number, since it uses less digits than its factorization.

8563275264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840 (or 1824 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 48.

The square root of 8563275264 is about 92537.9666083062. The cubic root of 8563275264 is about 2045.8791113529.

The spelling of 8563275264 in words is "eight billion, five hundred sixty-three million, two hundred seventy-five thousand, two hundred sixty-four".