320673599275 has 12 divisors (see below), whose sum is σ = 397645555752. Its totient is φ = 256532239040.

The previous prime is 320673599273. The next prime is 320673599329. The reversal of 320673599275 is 572995376023.

It is not a de Polignac number, because 320673599275 - 2¹ = 320673599273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (320673599273) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 972132 + ... + 1259518.

It is an arithmetic number, because the mean of its divisors is an integer number (33137129646).

Almost surely, 2^320673599275 is an apocalyptic number.

320673599275 is a deficient number, since it is larger than the sum of its proper divisors (76971956477).

320673599275 is a wasteful number, since it uses less digits than its factorization.

320673599275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332030 (or 332025 counting only the distinct ones).

The product of its (nonzero) digits is 21432600, while the sum is 58.

The spelling of 320673599275 in words is "three hundred twenty billion, six hundred seventy-three million, five hundred ninety-nine thousand, two hundred seventy-five".