320475635088 has 160 divisors (see below), whose sum is σ = 965332429056. Its totient is φ = 89714386944.

The previous prime is 320475635063. The next prime is 320475635131. The reversal of 320475635088 is 880536574023.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 320475635088.

It is an unprimeable number.

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, 13468770 + ... + 13492542.

Almost surely, 2^320475635088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 320475635088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (482666214528).

320475635088 is an abundant number, since it is smaller than the sum of its proper divisors (644856793968).

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

320475635088 is a wasteful number, since it uses less digits than its factorization.

320475635088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24601 (or 24595 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 320475635088 in words is "three hundred twenty billion, four hundred seventy-five million, six hundred thirty-five thousand, eighty-eight".