8275775728 has 40 divisors (see below), whose sum is σ = 18252510336. Its totient is φ = 3598161600.

The previous prime is 8275775719. The next prime is 8275775737.

8275775728 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (8275775719) and next prime (8275775737).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1018158 + ... + 1026253.

Almost surely, 2^8275775728 is an apocalyptic number.

8275775728 is a gapful number since it is divisible by the number (88) formed by its first and last digit.

It is an amenable number.

8275775728 is an abundant number, since it is smaller than the sum of its proper divisors (9976734608).

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

8275775728 is a wasteful number, since it uses less digits than its factorization.

8275775728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044453 (or 2044447 counting only the distinct ones).

The product of its digits is 15366400, while the sum is 58.

The square root of 8275775728 is about 90971.2906800821. The cubic root of 8275775728 is about 2022.7221842212.

The spelling of 8275775728 in words is "eight billion, two hundred seventy-five million, seven hundred seventy-five thousand, seven hundred twenty-eight".