8887556061 has 16 divisors (see below), whose sum is σ = 13415181120. Its totient is φ = 5813243280.

The previous prime is 8887556047. The next prime is 8887556077. The reversal of 8887556061 is 1606557888.

8887556061 is a `hidden beast` number, since 8 + 8 + 8 + 75 + 560 + 6 + 1 = 666.

It is not a de Polignac number, because 8887556061 - 2⁹ = 8887555549 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 8887555989 and 8887556007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8887556761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3103935 + ... + 3106796.

It is an arithmetic number, because the mean of its divisors is an integer number (838448820).

Almost surely, 2^8887556061 is an apocalyptic number.

It is an amenable number.

8887556061 is a deficient number, since it is larger than the sum of its proper divisors (4527625059).

8887556061 is a wasteful number, since it uses less digits than its factorization.

8887556061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6210793 (or 6210787 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 54.

The square root of 8887556061 is about 94273.8355059345. The cubic root of 8887556061 is about 2071.3847969738.

The spelling of 8887556061 in words is "eight billion, eight hundred eighty-seven million, five hundred fifty-six thousand, sixty-one".