320334732247501 has 4 divisors (see below), whose sum is σ = 320338719516604. Its totient is φ = 320330744978400.

The previous prime is 320334732247487. The next prime is 320334732247561. The reversal of 320334732247501 is 105742237433023.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 310091884049476 + 10242848198025 = 17609426^2 + 3200445^2 .

It is a cyclic number.

It is not a de Polignac number, because 320334732247501 - 2¹⁵ = 320334732214733 is a prime.

It is a super-2 number, since 2×320334732247501² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320334732247561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1993514040 + ... + 1993674721.

It is an arithmetic number, because the mean of its divisors is an integer number (80084679879151).

Almost surely, 2^{320334732247501} is an apocalyptic number.

It is an amenable number.

320334732247501 is a deficient number, since it is larger than the sum of its proper divisors (3987269103).

320334732247501 is an equidigital number, since it uses as much as digits as its factorization.

320334732247501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3987269102.

The product of its (nonzero) digits is 2540160, while the sum is 46.

The spelling of 320334732247501 in words is "three hundred twenty trillion, three hundred thirty-four billion, seven hundred thirty-two million, two hundred forty-seven thousand, five hundred one".