5621804352 has 140 divisors (see below), whose sum is σ = 16797975040. Its totient is φ = 1858961664.

The previous prime is 5621804323. The next prime is 5621804401. The reversal of 5621804352 is 2534081265.

5621804352 is a `hidden beast` number, since 5 + 6 + 218 + 0 + 435 + 2 = 666.

It is a super-2 number, since 2×5621804352² = 63209368344332279808, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 654099 + ... + 662637.

It is an arithmetic number, because the mean of its divisors is an integer number (119985536).

Almost surely, 2^5621804352 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 5621804352, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8398987520).

5621804352 is an abundant number, since it is smaller than the sum of its proper divisors (11176170688).

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

5621804352 is a wasteful number, since it uses less digits than its factorization.

5621804352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8690 (or 8671 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 5621804352 is about 74978.6926533132. The cubic root of 5621804352 is about 1778.1098009217.

The spelling of 5621804352 in words is "five billion, six hundred twenty-one million, eight hundred four thousand, three hundred fifty-two".