5523378648 has 64 divisors (see below), whose sum is σ = 14194076160. Its totient is φ = 1789796736.

The previous prime is 5523378647. The next prime is 5523378697. The reversal of 5523378648 is 8468733255.

It is a happy number.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5523378648.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5523378647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1442865 + ... + 1446687.

It is an arithmetic number, because the mean of its divisors is an integer number (221782440).

Almost surely, 2^5523378648 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 5523378648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7097038080).

5523378648 is an abundant number, since it is smaller than the sum of its proper divisors (8670697512).

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

5523378648 is a wasteful number, since it uses less digits than its factorization.

5523378648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5496 (or 5492 counting only the distinct ones).

The product of its digits is 4838400, while the sum is 51.

The square root of 5523378648 is about 74319.4365425358. The cubic root of 5523378648 is about 1767.6716859636.

The spelling of 5523378648 in words is "five billion, five hundred twenty-three million, three hundred seventy-eight thousand, six hundred forty-eight".