320053243007 has 4 divisors (see below), whose sum is σ = 320056981296. Its totient is φ = 320049504720.

The previous prime is 320053242997. The next prime is 320053243009. The reversal of 320053243007 is 700342350023.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700342350023 = 677 ⋅1034479099.

It is a cyclic number.

It is not a de Polignac number, because 320053243007 - 2²⁰ = 320052194431 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 (320053243009) 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, 1737638 + ... + 1912979.

It is an arithmetic number, because the mean of its divisors is an integer number (80014245324).

Almost surely, 2^320053243007 is an apocalyptic number.

320053243007 is a deficient number, since it is larger than the sum of its proper divisors (3738289).

320053243007 is an equidigital number, since it uses as much as digits as its factorization.

320053243007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738288.

The product of its (nonzero) digits is 15120, while the sum is 29.

The spelling of 320053243007 in words is "three hundred twenty billion, fifty-three million, two hundred forty-three thousand, seven".