320232655460 has 24 divisors (see below), whose sum is σ = 694181757696. Its totient is φ = 123961027680.

The previous prime is 320232655447. The next prime is 320232655481. The reversal of 320232655460 is 64556232023.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258251522 + ... + 258252761.

It is an arithmetic number, because the mean of its divisors is an integer number (28924239904).

Almost surely, 2^320232655460 is an apocalyptic number.

It is an amenable number.

320232655460 is an abundant number, since it is smaller than the sum of its proper divisors (373949102236).

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

320232655460 is a wasteful number, since it uses less digits than its factorization.

320232655460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 516504323 (or 516504321 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 320232655460 its reverse (64556232023), we get a palindrome (384788887483).

The spelling of 320232655460 in words is "three hundred twenty billion, two hundred thirty-two million, six hundred fifty-five thousand, four hundred sixty".