320139415023 has 16 divisors (see below), whose sum is σ = 445519526400. Its totient is φ = 204097297184.

The previous prime is 320139415003. The next prime is 320139415027. The reversal of 320139415023 is 320514931023.

It is a cyclic number.

It is not a de Polignac number, because 320139415023 - 2¹⁰ = 320139413999 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320139415027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 276123 + ... + 846476.

It is an arithmetic number, because the mean of its divisors is an integer number (27844970400).

Almost surely, 2^320139415023 is an apocalyptic number.

320139415023 is a deficient number, since it is larger than the sum of its proper divisors (125380111377).

320139415023 is a wasteful number, since it uses less digits than its factorization.

320139415023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126758.

The product of its (nonzero) digits is 19440, while the sum is 33.

The spelling of 320139415023 in words is "three hundred twenty billion, one hundred thirty-nine million, four hundred fifteen thousand, twenty-three".