5558498605 has 24 divisors (see below), whose sum is σ = 7356963096. Its totient is φ = 4028618880.

The previous prime is 5558498581. The next prime is 5558498609. The reversal of 5558498605 is 5068948555.

It can be written as a sum of positive squares in 4 ways, for example, as 2456788356 + 3101710249 = 49566^2 + 55693^2 .

It is not a de Polignac number, because 5558498605 - 2¹¹ = 5558496557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (55).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5558498609) 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, 161587 + ... + 192943.

It is an arithmetic number, because the mean of its divisors is an integer number (306540129).

Almost surely, 2^5558498605 is an apocalyptic number.

5558498605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5558498605 is a deficient number, since it is larger than the sum of its proper divisors (1798464491).

5558498605 is a wasteful number, since it uses less digits than its factorization.

5558498605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31677 (or 31666 counting only the distinct ones).

The product of its (nonzero) digits is 8640000, while the sum is 55.

The square root of 5558498605 is about 74555.3392118901. The cubic root of 5558498605 is about 1771.4103057662.

The spelling of 5558498605 in words is "five billion, five hundred fifty-eight million, four hundred ninety-eight thousand, six hundred five".