5521484640 has 288 divisors, whose sum is σ = 20359763424. Its totient is φ = 1254113280.

The previous prime is 5521484623. The next prime is 5521484671. The reversal of 5521484640 is 464841255.

It is a happy number.

It is a congruent number.

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, 4256472 + ... + 4257768.

It is an arithmetic number, because the mean of its divisors is an integer number (70693623).

Almost surely, 2^5521484640 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 5521484640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10179881712).

5521484640 is an abundant number, since it is smaller than the sum of its proper divisors (14838278784).

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

5521484640 is a wasteful number, since it uses less digits than its factorization.

5521484640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1510 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 153600, while the sum is 39.

The square root of 5521484640 is about 74306.6931036498. The cubic root of 5521484640 is about 1767.4696135677.

The spelling of 5521484640 in words is "five billion, five hundred twenty-one million, four hundred eighty-four thousand, six hundred forty".