320021679383 has 8 divisors (see below), whose sum is σ = 365743543200. Its totient is φ = 274300935840.

The previous prime is 320021679359. The next prime is 320021679413. The reversal of 320021679383 is 383976120023.

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 320021679383 - 2⁶ = 320021679319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320021679323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463793 + ... + 924741.

It is an arithmetic number, because the mean of its divisors is an integer number (45717942900).

Almost surely, 2^320021679383 is an apocalyptic number.

320021679383 is a deficient number, since it is larger than the sum of its proper divisors (45721863817).

320021679383 is an equidigital number, since it uses as much as digits as its factorization.

320021679383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560137.

The product of its (nonzero) digits is 326592, while the sum is 44.

The spelling of 320021679383 in words is "three hundred twenty billion, twenty-one million, six hundred seventy-nine thousand, three hundred eighty-three".