320165146264503 has 8 divisors (see below), whose sum is σ = 428718994140528. Its totient is φ = 212527364615744.

The previous prime is 320165146264501. The next prime is 320165146264543. The reversal of 320165146264503 is 305462641561023.

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 320165146264503 - 2¹ = 320165146264501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320165146264501) 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 7 ways as a sum of consecutive naturals, for example, 229016556000 + ... + 229016557397.

It is an arithmetic number, because the mean of its divisors is an integer number (53589874267566).

Almost surely, 2^{320165146264503} is an apocalyptic number.

320165146264503 is a deficient number, since it is larger than the sum of its proper divisors (108553847876025).

320165146264503 is a wasteful number, since it uses less digits than its factorization.

320165146264503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 458033113633.

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 320165146264503 in words is "three hundred twenty trillion, one hundred sixty-five billion, one hundred forty-six million, two hundred sixty-four thousand, five hundred three".