5521668380 has 24 divisors (see below), whose sum is σ = 11597726448. Its totient is φ = 2208243968.

The previous prime is 5521668379. The next prime is 5521668401. The reversal of 5521668380 is 838661255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93812 + ... + 140868.

It is an arithmetic number, because the mean of its divisors is an integer number (483238602).

Almost surely, 2^5521668380 is an apocalyptic number.

It is an amenable number.

5521668380 is an abundant number, since it is smaller than the sum of its proper divisors (6076058068).

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

5521668380 is a wasteful number, since it uses less digits than its factorization.

5521668380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52933 (or 52931 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 44.

The square root of 5521668380 is about 74307.9294557452. The cubic root of 5521668380 is about 1767.4892188784.

The spelling of 5521668380 in words is "five billion, five hundred twenty-one million, six hundred sixty-eight thousand, three hundred eighty".