320443754368 has 32 divisors (see below), whose sum is σ = 638413461000. Its totient is φ = 160214493696.

The previous prime is 320443754359. The next prime is 320443754377. The reversal of 320443754368 is 863457344023.

It is an interprime number because it is at equal distance from previous prime (320443754359) and next prime (320443754377).

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3666118 + ... + 3752506.

Almost surely, 2^320443754368 is an apocalyptic number.

It is an amenable number.

320443754368 is a deficient number, since it is larger than the sum of its proper divisors (317969706632).

320443754368 is an equidigital number, since it uses as much as digits as its factorization.

320443754368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115382 (or 115370 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 49.

The spelling of 320443754368 in words is "three hundred twenty billion, four hundred forty-three million, seven hundred fifty-four thousand, three hundred sixty-eight".