5521950720 has 576 divisors, whose sum is σ = 22537569600. Its totient is φ = 1232732160.

The previous prime is 5521950713. The next prime is 5521950757. The reversal of 5521950720 is 270591255.

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 (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13178671 + ... + 13179089.

It is an arithmetic number, because the mean of its divisors is an integer number (39127725).

Almost surely, 2^5521950720 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 5521950720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11268784800).

5521950720 is an abundant number, since it is smaller than the sum of its proper divisors (17015618880).

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

5521950720 is a wasteful number, since it uses less digits than its factorization.

5521950720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 453 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 36.

The square root of 5521950720 is about 74309.8292287097. The cubic root of 5521950720 is about 1767.5193440969.

The spelling of 5521950720 in words is "five billion, five hundred twenty-one million, nine hundred fifty thousand, seven hundred twenty".