8602641081 has 24 divisors (see below), whose sum is σ = 13173565184. Its totient is φ = 5400082080.

The previous prime is 8602641049. The next prime is 8602641119. The reversal of 8602641081 is 1801462068.

8602641081 is a `hidden beast` number, since 8 + 6 + 0 + 2 + 641 + 0 + 8 + 1 = 666.

It is not a de Polignac number, because 8602641081 - 2⁵ = 8602641049 is a prime.

It is a super-2 number, since 2×8602641081² (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 (8602641181) 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 23 ways as a sum of consecutive naturals, for example, 406351 + ... + 426996.

Almost surely, 2^8602641081 is an apocalyptic number.

It is an amenable number.

8602641081 is a deficient number, since it is larger than the sum of its proper divisors (4570924103).

8602641081 is a wasteful number, since it uses less digits than its factorization.

8602641081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833421 (or 833418 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The square root of 8602641081 is about 92750.4236162833. The cubic root of 8602641081 is about 2049.0093235072.

The spelling of 8602641081 in words is "eight billion, six hundred two million, six hundred forty-one thousand, eighty-one".