53717346672320 has 56 divisors (see below), whose sum is σ = 133475928814944. Its totient is φ = 20552723941376.

The previous prime is 53717346672263. The next prime is 53717346672329. The reversal of 53717346672320 is 2327664371735.

It is not an unprimeable number, because it can be changed into a prime (53717346672329) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3649268909 + ... + 3649283628.

Almost surely, 2^{53717346672320} is an apocalyptic number.

It is an amenable number.

53717346672320 is an abundant number, since it is smaller than the sum of its proper divisors (79758582142624).

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

53717346672320 is a wasteful number, since it uses less digits than its factorization.

53717346672320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7298552577 (or 7298552567 counting only the distinct ones).

The product of its (nonzero) digits is 26671680, while the sum is 56.

The spelling of 53717346672320 in words is "fifty-three trillion, seven hundred seventeen billion, three hundred forty-six million, six hundred seventy-two thousand, three hundred twenty".