320125326565063 has 8 divisors (see below), whose sum is σ = 323295312172896. Its totient is φ = 316955349348000.

The previous prime is 320125326565049. The next prime is 320125326565091. The reversal of 320125326565063 is 360565623521023.

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 320125326565063 - 2⁴⁵ = 284940954476231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 320125326564998 and 320125326565016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320125326515063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98219173 + ... + 101426113.

It is an arithmetic number, because the mean of its divisors is an integer number (40411914021612).

Almost surely, 2^{320125326565063} is an apocalyptic number.

320125326565063 is a deficient number, since it is larger than the sum of its proper divisors (3169985607833).

320125326565063 is a wasteful number, since it uses less digits than its factorization.

320125326565063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4195385.

The product of its (nonzero) digits is 5832000, while the sum is 49.

The spelling of 320125326565063 in words is "three hundred twenty trillion, one hundred twenty-five billion, three hundred twenty-six million, five hundred sixty-five thousand, sixty-three".