5645271317320 has 16 divisors (see below), whose sum is σ = 12701860464060. Its totient is φ = 2258108526912.

The previous prime is 5645271317317. The next prime is 5645271317401. The reversal of 5645271317320 is 237131725465.

It can be written as a sum of positive squares in 2 ways, for example, as 5510483943364 + 134787373956 = 2347442^2 + 367134^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70565891427 + ... + 70565891506.

Almost surely, 2^{5645271317320} is an apocalyptic number.

It is an amenable number.

5645271317320 is an abundant number, since it is smaller than the sum of its proper divisors (7056589146740).

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

5645271317320 is a wasteful number, since it uses less digits than its factorization.

5645271317320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141131782944 (or 141131782940 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 46.

The spelling of 5645271317320 in words is "five trillion, six hundred forty-five billion, two hundred seventy-one million, three hundred seventeen thousand, three hundred twenty".