8551128563075 has 96 divisors (see below), whose sum is σ = 12813315609600. Its totient is φ = 5537190919680.

The previous prime is 8551128563069. The next prime is 8551128563099. The reversal of 8551128563075 is 5703658211558.

It is not a de Polignac number, because 8551128563075 - 2¹⁰ = 8551128562051 is a prime.

It is a super-2 number, since 2×8551128563075² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8551128563075.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 58914242 + ... + 59059208.

It is an arithmetic number, because the mean of its divisors is an integer number (133472037600).

Almost surely, 2^{8551128563075} is an apocalyptic number.

8551128563075 is a deficient number, since it is larger than the sum of its proper divisors (4262187046525).

8551128563075 is a wasteful number, since it uses less digits than its factorization.

8551128563075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145269 (or 145264 counting only the distinct ones).

The product of its (nonzero) digits is 10080000, while the sum is 56.

The spelling of 8551128563075 in words is "eight trillion, five hundred fifty-one billion, one hundred twenty-eight million, five hundred sixty-three thousand, seventy-five".