5489618520 has 32 divisors (see below), whose sum is σ = 16468855920. Its totient is φ = 1463898240.

The previous prime is 5489618509. The next prime is 5489618543. The reversal of 5489618520 is 258169845.

It is a super-2 number, since 2×5489618520² = 60271822990253980800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5489618520.

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, 22873291 + ... + 22873530.

Almost surely, 2^5489618520 is an apocalyptic number.

It is an amenable number.

5489618520 is an abundant number, since it is smaller than the sum of its proper divisors (10979237400).

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

5489618520 is a wasteful number, since it uses less digits than its factorization.

5489618520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45746835 (or 45746831 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 48.

The square root of 5489618520 is about 74091.9598876963. The cubic root of 5489618520 is about 1764.0628548004.

The spelling of 5489618520 in words is "five billion, four hundred eighty-nine million, six hundred eighteen thousand, five hundred twenty".