8666955525 has 12 divisors (see below), whose sum is σ = 14329366592. Its totient is φ = 4622376240.

The previous prime is 8666955481. The next prime is 8666955551. The reversal of 8666955525 is 5255596668.

It is not a de Polignac number, because 8666955525 - 2¹⁹ = 8666431237 is a prime.

It is a super-2 number, since 2×8666955525² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 57779629 + ... + 57779778.

Almost surely, 2^8666955525 is an apocalyptic number.

It is an amenable number.

8666955525 is a deficient number, since it is larger than the sum of its proper divisors (5662411067).

8666955525 is a wasteful number, since it uses less digits than its factorization.

8666955525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115559420 (or 115559415 counting only the distinct ones).

The product of its digits is 19440000, while the sum is 57.

The square root of 8666955525 is about 93096.4850303168. The cubic root of 8666955525 is about 2054.1028696938.

The spelling of 8666955525 in words is "eight billion, six hundred sixty-six million, nine hundred fifty-five thousand, five hundred twenty-five".