320221040382 has 12 divisors (see below), whose sum is σ = 693812254200. Its totient is φ = 106740346788.

The previous prime is 320221040353. The next prime is 320221040401. The reversal of 320221040382 is 283040122023.

320221040382 is a `hidden beast` number, since 3 + 20 + 221 + 0 + 40 + 382 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8895028882 + ... + 8895028917.

It is an arithmetic number, because the mean of its divisors is an integer number (57817687850).

Almost surely, 2^320221040382 is an apocalyptic number.

320221040382 is an abundant number, since it is smaller than the sum of its proper divisors (373591213818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320221040382 is a wasteful number, since it uses less digits than its factorization.

320221040382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17790057807 (or 17790057804 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The spelling of 320221040382 in words is "three hundred twenty billion, two hundred twenty-one million, forty thousand, three hundred eighty-two".