53650783672320 has 384 divisors, whose sum is σ = 174762753984000. Its totient is φ = 14047224791040.

The previous prime is 53650783672279. The next prime is 53650783672357. The reversal of 53650783672320 is 2327638705635.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (384).

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 31 ways as a sum of consecutive naturals, for example, 1520653080 + ... + 1520688360.

It is an arithmetic number, because the mean of its divisors is an integer number (455111338500).

Almost surely, 2^{53650783672320} 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 53650783672320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87381376992000).

53650783672320 is an abundant number, since it is smaller than the sum of its proper divisors (121111970311680).

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

53650783672320 is a wasteful number, since it uses less digits than its factorization.

53650783672320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36209 (or 36189 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 57.

The spelling of 53650783672320 in words is "fifty-three trillion, six hundred fifty billion, seven hundred eighty-three million, six hundred seventy-two thousand, three hundred twenty".