538855558 has 16 divisors (see below), whose sum is σ = 824464656. Its totient is φ = 264045600.

The previous prime is 538855507. The next prime is 538855567. The reversal of 538855558 is 855558835.

It is a happy number.

It is a super-3 number, since 3×538855558³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113533 + ... + 118183.

It is an arithmetic number, because the mean of its divisors is an integer number (51529041).

Almost surely, 2^538855558 is an apocalyptic number.

538855558 is a deficient number, since it is larger than the sum of its proper divisors (285609098).

538855558 is a wasteful number, since it uses less digits than its factorization.

538855558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5799.

The product of its digits is 4800000, while the sum is 52.

The square root of 538855558 is about 23213.2625453640. The cubic root of 538855558 is about 813.7496015188.

The spelling of 538855558 in words is "five hundred thirty-eight million, eight hundred fifty-five thousand, five hundred fifty-eight".