5503889664 has 216 divisors, whose sum is σ = 19531908032. Its totient is φ = 1451520000.

The previous prime is 5503889591. The next prime is 5503889681. The reversal of 5503889664 is 4669883055.

It is a happy number.

5503889664 is a `hidden beast` number, since 550 + 3 + 8 + 89 + 6 + 6 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 5503889664.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 196539 + ... + 222789.

Almost surely, 2^5503889664 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 5503889664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9765954016).

5503889664 is an abundant number, since it is smaller than the sum of its proper divisors (14028018368).

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

5503889664 is a wasteful number, since it uses less digits than its factorization.

5503889664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26293 (or 26276 counting only the distinct ones).

The product of its (nonzero) digits is 6220800, while the sum is 54.

The square root of 5503889664 is about 74188.2043454349. The cubic root of 5503889664 is about 1765.5901868444.

The spelling of 5503889664 in words is "five billion, five hundred three million, eight hundred eighty-nine thousand, six hundred sixty-four".