5521389516 has 48 divisors (see below), whose sum is σ = 14427463680. Its totient is φ = 1825966800.

The previous prime is 5521389487. The next prime is 5521389521. The reversal of 5521389516 is 6159831255.

5521389516 is a `hidden beast` number, since 5 + 52 + 1 + 3 + 89 + 516 = 666.

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 15 ways as a sum of consecutive naturals, for example, 187560 + ... + 214991.

It is an arithmetic number, because the mean of its divisors is an integer number (300572160).

Almost surely, 2^5521389516 is an apocalyptic number.

It is an amenable number.

5521389516 is an abundant number, since it is smaller than the sum of its proper divisors (8906074164).

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

5521389516 is a wasteful number, since it uses less digits than its factorization.

5521389516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 402691 (or 402683 counting only the distinct ones).

The product of its digits is 324000, while the sum is 45.

The square root of 5521389516 is about 74306.0530239630. The cubic root of 5521389516 is about 1767.4594635353.

The spelling of 5521389516 in words is "five billion, five hundred twenty-one million, three hundred eighty-nine thousand, five hundred sixteen".