320756073379 has 16 divisors (see below), whose sum is σ = 379356737536. Its totient is φ = 265394685600.

The previous prime is 320756073367. The next prime is 320756073413. The reversal of 320756073379 is 973370657023.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 320756073379 - 2⁹ = 320756072867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (320756073329) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1775487 + ... + 1947784.

It is an arithmetic number, because the mean of its divisors is an integer number (23709796096).

Almost surely, 2^320756073379 is an apocalyptic number.

320756073379 is a deficient number, since it is larger than the sum of its proper divisors (58600664157).

320756073379 is a wasteful number, since it uses less digits than its factorization.

320756073379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3723706.

The product of its (nonzero) digits is 5000940, while the sum is 52.

The spelling of 320756073379 in words is "three hundred twenty billion, seven hundred fifty-six million, seventy-three thousand, three hundred seventy-nine".