8652488881 has 4 divisors (see below), whose sum is σ = 8656304500. Its totient is φ = 8648673264.

The previous prime is 8652488851. The next prime is 8652488909. The reversal of 8652488881 is 1888842568.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1223600400 + 7428888481 = 34980^2 + 86191^2 .

It is a cyclic number.

It is not a de Polignac number, because 8652488881 - 2⁷ = 8652488753 is a prime.

It is a super-2 number, since 2×8652488881² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8652488851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1904406 + ... + 1908943.

It is an arithmetic number, because the mean of its divisors is an integer number (2164076125).

Almost surely, 2^8652488881 is an apocalyptic number.

It is an amenable number.

8652488881 is a deficient number, since it is larger than the sum of its proper divisors (3815619).

8652488881 is a wasteful number, since it uses less digits than its factorization.

8652488881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3815618.

The product of its digits is 7864320, while the sum is 58.

The square root of 8652488881 is about 93018.7555334944. The cubic root of 8652488881 is about 2052.9593491917.

The spelling of 8652488881 in words is "eight billion, six hundred fifty-two million, four hundred eighty-eight thousand, eight hundred eighty-one".