5621669982720 has 1600 divisors, whose sum is σ = 22961845526400. Its totient is φ = 1302366781440.

The previous prime is 5621669982689. The next prime is 5621669982821. The reversal of 5621669982720 is 272899661265.

5621669982720 is a `hidden beast` number, since 5 + 6 + 216 + 69 + 98 + 272 + 0 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 4979335116 + ... + 4979336244.

It is an arithmetic number, because the mean of its divisors is an integer number (14351153454).

Almost surely, 2^{5621669982720} 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 5621669982720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11480922763200).

5621669982720 is an abundant number, since it is smaller than the sum of its proper divisors (17340175543680).

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

5621669982720 is a wasteful number, since it uses less digits than its factorization.

5621669982720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1271 (or 1246 counting only the distinct ones).

The product of its (nonzero) digits is 39191040, while the sum is 63.

The spelling of 5621669982720 in words is "five trillion, six hundred twenty-one billion, six hundred sixty-nine million, nine hundred eighty-two thousand, seven hundred twenty".