53165660366160 has 200 divisors, whose sum is σ = 184924980791496. Its totient is φ = 14156566594560.

The previous prime is 53165660366153. The next prime is 53165660366171. The reversal of 53165660366160 is 6166306656135.

53165660366160 is a `hidden beast` number, since 5 + 3 + 1 + 6 + 566 + 0 + 3 + 66 + 16 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 21559046221584 + 31606614144576 = 4643172^2 + 5621976^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 53165660366097 and 53165660366106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1672551 + ... + 10446470.

Almost surely, 2^{53165660366160} 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 53165660366160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92462490395748).

53165660366160 is an abundant number, since it is smaller than the sum of its proper divisors (131759320425336).

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

53165660366160 is a wasteful number, since it uses less digits than its factorization.

53165660366160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12119723 (or 12119708 counting only the distinct ones).

The product of its (nonzero) digits is 10497600, while the sum is 54.

The spelling of 53165660366160 in words is "fifty-three trillion, one hundred sixty-five billion, six hundred sixty million, three hundred sixty-six thousand, one hundred sixty".