320020051354 has 8 divisors (see below), whose sum is σ = 486106407360. Its totient is φ = 157984582236.

The previous prime is 320020051331. The next prime is 320020051363. The reversal of 320020051354 is 453150020023.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1012721524 + ... + 1012721839.

It is an arithmetic number, because the mean of its divisors is an integer number (60763300920).

Almost surely, 2^320020051354 is an apocalyptic number.

320020051354 is a deficient number, since it is larger than the sum of its proper divisors (166086356006).

320020051354 is a wasteful number, since it uses less digits than its factorization.

320020051354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2025443444.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 320020051354 its reverse (453150020023), we get a palindrome (773170071377).

The spelling of 320020051354 in words is "three hundred twenty billion, twenty million, fifty-one thousand, three hundred fifty-four".