5621958984240 has 720 divisors, whose sum is σ = 20039425582176. Its totient is φ = 1464625152000.

The previous prime is 5621958984233. The next prime is 5621958984269. The reversal of 5621958984240 is 424898591265.

5621958984240 is a `hidden beast` number, since 5 + 6 + 2 + 1 + 9 + 589 + 8 + 4 + 2 + 40 = 666.

It is a tau number, because it is divible by the number of its divisors (720).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 23327630520 + ... + 23327630760.

Almost surely, 2^{5621958984240} 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 5621958984240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10019712791088).

5621958984240 is an abundant number, since it is smaller than the sum of its proper divisors (14417466597936).

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

5621958984240 is a wasteful number, since it uses less digits than its factorization.

5621958984240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 588 (or 461 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 63.

The spelling of 5621958984240 in words is "five trillion, six hundred twenty-one billion, nine hundred fifty-eight million, nine hundred eighty-four thousand, two hundred forty".