86222053725666 has 8 divisors (see below), whose sum is σ = 172444107451344. Its totient is φ = 28740684575220.

The previous prime is 86222053725649. The next prime is 86222053725713. The reversal of 86222053725666 is 66652735022268.

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

86222053725666 is an admirable 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, 7185171143800 + ... + 7185171143811.

It is an arithmetic number, because the mean of its divisors is an integer number (21555513431418).

Almost surely, 2^{86222053725666} is an apocalyptic number.

86222053725666 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

86222053725666 is a wasteful number, since it uses less digits than its factorization.

86222053725666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14370342287616.

The product of its (nonzero) digits is 87091200, while the sum is 60.

The spelling of 86222053725666 in words is "eighty-six trillion, two hundred twenty-two billion, fifty-three million, seven hundred twenty-five thousand, six hundred sixty-six".