320877595088960 has 448 divisors, whose sum is σ = 1004228619448320. Its totient is φ = 94887728087040.

The previous prime is 320877595088909. The next prime is 320877595089001. The reversal of 320877595088960 is 69880595778023.

It is a tau number, because it is divible by the number of its divisors (448).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20050322 + ... + 32307438.

It is an arithmetic number, because the mean of its divisors is an integer number (2241581739840).

Almost surely, 2^{320877595088960} 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 320877595088960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (502114309724160).

320877595088960 is an abundant number, since it is smaller than the sum of its proper divisors (683351024359360).

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

320877595088960 is a wasteful number, since it uses less digits than its factorization.

320877595088960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12257214 (or 12257204 counting only the distinct ones).

The product of its (nonzero) digits is 1828915200, while the sum is 77.

The spelling of 320877595088960 in words is "three hundred twenty trillion, eight hundred seventy-seven billion, five hundred ninety-five million, eighty-eight thousand, nine hundred sixty".