320253342501 has 16 divisors (see below), whose sum is σ = 450337840640. Its totient is φ = 201878509680.

The previous prime is 320253342467. The next prime is 320253342509. The reversal of 320253342501 is 105243352023.

It is not a de Polignac number, because 320253342501 - 2²³ = 320244953893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320253342509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5341585 + ... + 5401206.

It is an arithmetic number, because the mean of its divisors is an integer number (28146115040).

Almost surely, 2^320253342501 is an apocalyptic number.

It is an amenable number.

320253342501 is a deficient number, since it is larger than the sum of its proper divisors (130084498139).

320253342501 is a wasteful number, since it uses less digits than its factorization.

320253342501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10743336.

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 320253342501 its reverse (105243352023), we get a palindrome (425496694524).

The spelling of 320253342501 in words is "three hundred twenty billion, two hundred fifty-three million, three hundred forty-two thousand, five hundred one".