53517720416652 has 18 divisors (see below), whose sum is σ = 135280904386628. Its totient is φ = 17839240138872.

The previous prime is 53517720416623. The next prime is 53517720416687. The reversal of 53517720416652 is 25661402771535.

It is a happy number.

53517720416652 is a `hidden beast` number, since 5 + 3 + 5 + 177 + 2 + 0 + 416 + 6 + 52 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 743301672418 + ... + 743301672489.

Almost surely, 2^{53517720416652} is an apocalyptic number.

It is an amenable number.

53517720416652 is an abundant number, since it is smaller than the sum of its proper divisors (81763183969976).

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

53517720416652 is a wasteful number, since it uses less digits than its factorization.

53517720416652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1486603344917 (or 1486603344912 counting only the distinct ones).

The product of its (nonzero) digits is 10584000, while the sum is 54.

The spelling of 53517720416652 in words is "fifty-three trillion, five hundred seventeen billion, seven hundred twenty million, four hundred sixteen thousand, six hundred fifty-two".