320055542032 has 20 divisors (see below), whose sum is σ = 652744856080. Its totient is φ = 151605256608.

The previous prime is 320055542021. The next prime is 320055542033. The reversal of 320055542032 is 230245550023.

It is a junction number, because it is equal to n+sod(n) for n = 320055541985 and 320055542003.

It is not an unprimeable number, because it can be changed into a prime (320055542033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526406838 + ... + 526407445.

It is an arithmetic number, because the mean of its divisors is an integer number (32637242804).

Almost surely, 2^320055542032 is an apocalyptic number.

It is an amenable number.

320055542032 is an abundant number, since it is smaller than the sum of its proper divisors (332689314048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

320055542032 is a wasteful number, since it uses less digits than its factorization.

320055542032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1052814310 (or 1052814304 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 31.

The spelling of 320055542032 in words is "three hundred twenty billion, fifty-five million, five hundred forty-two thousand, thirty-two".