320475635152 has 10 divisors (see below), whose sum is σ = 620921543138. Its totient is φ = 160237817568.

The previous prime is 320475635131. The next prime is 320475635171. The reversal of 320475635152 is 251536574023.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 213909950016 + 106565685136 = 462504^2 + 326444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 320475635099 and 320475635108.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10014863583 + ... + 10014863614.

Almost surely, 2^320475635152 is an apocalyptic number.

It is an amenable number.

320475635152 is a deficient number, since it is larger than the sum of its proper divisors (300445907986).

320475635152 is a wasteful number, since it uses less digits than its factorization.

320475635152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20029727205 (or 20029727199 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 320475635152 in words is "three hundred twenty billion, four hundred seventy-five million, six hundred thirty-five thousand, one hundred fifty-two".