8556522375 has 16 divisors (see below), whose sum is σ = 14238053856. Its totient is φ = 4563478400.

The previous prime is 8556522371. The next prime is 8556522397. The reversal of 8556522375 is 5732256558.

It is not a de Polignac number, because 8556522375 - 2² = 8556522371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8556522371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11408322 + ... + 11409071.

It is an arithmetic number, because the mean of its divisors is an integer number (889878366).

Almost surely, 2^8556522375 is an apocalyptic number.

8556522375 is a deficient number, since it is larger than the sum of its proper divisors (5681531481).

8556522375 is a wasteful number, since it uses less digits than its factorization.

8556522375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22817411 (or 22817401 counting only the distinct ones).

The product of its digits is 2520000, while the sum is 48.

The square root of 8556522375 is about 92501.4722855804. The cubic root of 8556522375 is about 2045.3411852552.

The spelling of 8556522375 in words is "eight billion, five hundred fifty-six million, five hundred twenty-two thousand, three hundred seventy-five".