320657075043 has 32 divisors (see below), whose sum is σ = 435117619200. Its totient is φ = 210012880896.

The previous prime is 320657075041. The next prime is 320657075069. The reversal of 320657075043 is 340570756023.

It is not a de Polignac number, because 320657075043 - 2¹ = 320657075041 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 320657074986 and 320657075004.

It is not an unprimeable number, because it can be changed into a prime (320657075041) 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 31 ways as a sum of consecutive naturals, for example, 68763930 + ... + 68768592.

It is an arithmetic number, because the mean of its divisors is an integer number (13597425600).

Almost surely, 2^320657075043 is an apocalyptic number.

320657075043 is a deficient number, since it is larger than the sum of its proper divisors (114460544157).

320657075043 is a wasteful number, since it uses less digits than its factorization.

320657075043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6131.

The product of its (nonzero) digits is 529200, while the sum is 42.

The spelling of 320657075043 in words is "three hundred twenty billion, six hundred fifty-seven million, seventy-five thousand, forty-three".