8618412664 has 16 divisors (see below), whose sum is σ = 16596268200. Its totient is φ = 4192741152.

The previous prime is 8618412661. The next prime is 8618412679. The reversal of 8618412664 is 4662148168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8618412661) 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, 14557834 + ... + 14558425.

Almost surely, 2^8618412664 is an apocalyptic number.

It is an amenable number.

8618412664 is a deficient number, since it is larger than the sum of its proper divisors (7977855536).

8618412664 is a wasteful number, since it uses less digits than its factorization.

8618412664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29116302 (or 29116298 counting only the distinct ones).

The product of its digits is 442368, while the sum is 46.

The square root of 8618412664 is about 92835.4063059994. The cubic root of 8618412664 is about 2050.2607373294.

The spelling of 8618412664 in words is "eight billion, six hundred eighteen million, four hundred twelve thousand, six hundred sixty-four".