53327963520 has 576 divisors, whose sum is σ = 206890210800. Its totient is φ = 13120413696.

The previous prime is 53327963509. The next prime is 53327963543. The reversal of 53327963520 is 2536972335.

53327963520 is a `hidden beast` number, since 5 + 3 + 3 + 2 + 7 + 9 + 635 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (45).

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 71 ways as a sum of consecutive naturals, for example, 26281866 + ... + 26283894.

Almost surely, 2^53327963520 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 53327963520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103445105400).

53327963520 is an abundant number, since it is smaller than the sum of its proper divisors (153562247280).

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

53327963520 is a wasteful number, since it uses less digits than its factorization.

53327963520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089 (or 2052 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 45.

The spelling of 53327963520 in words is "fifty-three billion, three hundred twenty-seven million, nine hundred sixty-three thousand, five hundred twenty".