5507539128 has 96 divisors (see below), whose sum is σ = 18358485600. Its totient is φ = 1452536064.

The previous prime is 5507539123. The next prime is 5507539157. The reversal of 5507539128 is 8219357055.

5507539128 is a `hidden beast` number, since 5 + 507 + 53 + 91 + 2 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5507539123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 413743 + ... + 426846.

It is an arithmetic number, because the mean of its divisors is an integer number (191234225).

Almost surely, 2^5507539128 is an apocalyptic number.

It is an amenable number.

5507539128 is an abundant number, since it is smaller than the sum of its proper divisors (12850946472).

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

5507539128 is a wasteful number, since it uses less digits than its factorization.

5507539128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840621 (or 840614 counting only the distinct ones).

The product of its (nonzero) digits is 378000, while the sum is 45.

The square root of 5507539128 is about 74212.7962550934. The cubic root of 5507539128 is about 1765.9803372404.

The spelling of 5507539128 in words is "five billion, five hundred seven million, five hundred thirty-nine thousand, one hundred twenty-eight".