8189666744902 has 8 divisors (see below), whose sum is σ = 12285007751016. Its totient is φ = 4094664161232.

The previous prime is 8189666744899. The next prime is 8189666744911. The reversal of 8189666744902 is 2094476669818.

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

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 3 ways as a sum of consecutive naturals, for example, 84545103 + ... + 84641914.

It is an arithmetic number, because the mean of its divisors is an integer number (1535625968877).

Almost surely, 2^{8189666744902} is an apocalyptic number.

8189666744902 is a deficient number, since it is larger than the sum of its proper divisors (4095341006114).

8189666744902 is a wasteful number, since it uses less digits than its factorization.

8189666744902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169211222.

The product of its (nonzero) digits is 250822656, while the sum is 70.

The spelling of 8189666744902 in words is "eight trillion, one hundred eighty-nine billion, six hundred sixty-six million, seven hundred forty-four thousand, nine hundred two".