8214223609971 has 64 divisors (see below), whose sum is σ = 12751756646400. Its totient is φ = 5219246995200.

The previous prime is 8214223609937. The next prime is 8214223609987. The reversal of 8214223609971 is 1799063224128.

8214223609971 is a `hidden beast` number, since 8 + 2 + 1 + 4 + 2 + 23 + 609 + 9 + 7 + 1 = 666.

It is not a de Polignac number, because 8214223609971 - 2²³ = 8214215221363 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8214223609931) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23368006 + ... + 23716916.

It is an arithmetic number, because the mean of its divisors is an integer number (199246197600).

Almost surely, 2^{8214223609971} is an apocalyptic number.

8214223609971 is a deficient number, since it is larger than the sum of its proper divisors (4537533036429).

8214223609971 is a wasteful number, since it uses less digits than its factorization.

8214223609971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349337 (or 349331 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The spelling of 8214223609971 in words is "eight trillion, two hundred fourteen billion, two hundred twenty-three million, six hundred nine thousand, nine hundred seventy-one".