8318425412187 has 40 divisors (see below), whose sum is σ = 13587260203440. Its totient is φ = 5029826595840.

The previous prime is 8318425412183. The next prime is 8318425412233. The reversal of 8318425412187 is 7812145248138.

8318425412187 is a `hidden beast` number, since 8 + 3 + 1 + 8 + 42 + 5 + 412 + 187 = 666.

It is not a de Polignac number, because 8318425412187 - 2² = 8318425412183 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8318425412183) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10394862 + ... + 11166467.

It is an arithmetic number, because the mean of its divisors is an integer number (339681505086).

Almost surely, 2^{8318425412187} is an apocalyptic number.

8318425412187 is a deficient number, since it is larger than the sum of its proper divisors (5268834791253).

8318425412187 is a wasteful number, since it uses less digits than its factorization.

8318425412187 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21561785 (or 21561776 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 54.

The spelling of 8318425412187 in words is "eight trillion, three hundred eighteen billion, four hundred twenty-five million, four hundred twelve thousand, one hundred eighty-seven".