320220325243407 has 8 divisors (see below), whose sum is σ = 427073775970176. Its totient is φ = 213423545672792.

The previous prime is 320220325243397. The next prime is 320220325243439. The reversal of 320220325243407 is 704342523022023.

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

It is a cyclic number.

It is not a de Polignac number, because 320220325243407 - 2⁴ = 320220325243391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320220325243447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14167775853 + ... + 14167798454.

It is an arithmetic number, because the mean of its divisors is an integer number (53384221996272).

Almost surely, 2^{320220325243407} is an apocalyptic number.

320220325243407 is a deficient number, since it is larger than the sum of its proper divisors (106853450726769).

320220325243407 is a wasteful number, since it uses less digits than its factorization.

320220325243407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28335578077.

The product of its (nonzero) digits is 483840, while the sum is 39.

The spelling of 320220325243407 in words is "three hundred twenty trillion, two hundred twenty billion, three hundred twenty-five million, two hundred forty-three thousand, four hundred seven".