320027504381 has 8 divisors (see below), whose sum is σ = 345275076384. Its totient is φ = 294869942640.

The previous prime is 320027504341. The next prime is 320027504399. The reversal of 320027504381 is 183405720023.

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

It is not a de Polignac number, because 320027504381 - 2⁶ = 320027504317 is a prime.

It is a super-2 number, since 2×320027504381² (a number of 24 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 (320027504341) 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, 22495175 + ... + 22509396.

It is an arithmetic number, because the mean of its divisors is an integer number (43159384548).

Almost surely, 2^320027504381 is an apocalyptic number.

It is an amenable number.

320027504381 is a deficient number, since it is larger than the sum of its proper divisors (25247572003).

320027504381 is a wasteful number, since it uses less digits than its factorization.

320027504381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45005131.

The product of its (nonzero) digits is 40320, while the sum is 35.

The spelling of 320027504381 in words is "three hundred twenty billion, twenty-seven million, five hundred four thousand, three hundred eighty-one".