320224421986 has 8 divisors (see below), whose sum is σ = 548956152000. Its totient is φ = 137239037988.

The previous prime is 320224421977. The next prime is 320224421987. The reversal of 320224421986 is 689124422023.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (320224421987) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11436586486 + ... + 11436586513.

It is an arithmetic number, because the mean of its divisors is an integer number (68619519000).

Almost surely, 2^320224421986 is an apocalyptic number.

320224421986 is a deficient number, since it is larger than the sum of its proper divisors (228731730014).

320224421986 is a wasteful number, since it uses less digits than its factorization.

320224421986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22873173008.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 320224421986 in words is "three hundred twenty billion, two hundred twenty-four million, four hundred twenty-one thousand, nine hundred eighty-six".