8412666855 has 8 divisors (see below), whose sum is σ = 13460266992. Its totient is φ = 4486755648.

The previous prime is 8412666809. The next prime is 8412666893. The reversal of 8412666855 is 5586662148.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8412666855 - 2⁶ = 8412666791 is a prime.

It is a super-2 number, since 2×8412666855² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 8412666798 and 8412666807.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 280422214 + ... + 280422243.

It is an arithmetic number, because the mean of its divisors is an integer number (1682533374).

Almost surely, 2^8412666855 is an apocalyptic number.

8412666855 is a deficient number, since it is larger than the sum of its proper divisors (5047600137).

8412666855 is a wasteful number, since it uses less digits than its factorization.

8412666855 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560844465.

The product of its digits is 2764800, while the sum is 51.

The square root of 8412666855 is about 91720.5912268341. The cubic root of 8412666855 is about 2033.8139897616.

The spelling of 8412666855 in words is "eight billion, four hundred twelve million, six hundred sixty-six thousand, eight hundred fifty-five".