53330913858816 has 432 divisors, whose sum is σ = 173997105504768. Its totient is φ = 16157221632000.

The previous prime is 53330913858751. The next prime is 53330913858851. The reversal of 53330913858816 is 61885831903335.

It is a happy number.

53330913858816 is a `hidden beast` number, since 5 + 3 + 3 + 3 + 0 + 9 + 1 + 38 + 588 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5958091141 + ... + 5958100091.

Almost surely, 2^{53330913858816} 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 53330913858816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (86998552752384).

53330913858816 is an abundant number, since it is smaller than the sum of its proper divisors (120666191645952).

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

53330913858816 is an equidigital number, since it uses as much as digits as its factorization.

53330913858816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17700 (or 17674 counting only the distinct ones).

The product of its (nonzero) digits is 55987200, while the sum is 63.

The spelling of 53330913858816 in words is "fifty-three trillion, three hundred thirty billion, nine hundred thirteen million, eight hundred fifty-eight thousand, eight hundred sixteen".