5185118558 has 16 divisors (see below), whose sum is σ = 8242020864. Its totient is φ = 2438031360.

The previous prime is 5185118557. The next prime is 5185118573. The reversal of 5185118558 is 8558115815.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5185118557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21278 + ... + 104033.

It is an arithmetic number, because the mean of its divisors is an integer number (515126304).

Almost surely, 2^5185118558 is an apocalyptic number.

5185118558 is a deficient number, since it is larger than the sum of its proper divisors (3056902306).

5185118558 is a wasteful number, since it uses less digits than its factorization.

5185118558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126547.

The product of its digits is 320000, while the sum is 47.

The square root of 5185118558 is about 72007.7673449191. The cubic root of 5185118558 is about 1730.8239537962.

The spelling of 5185118558 in words is "five billion, one hundred eighty-five million, one hundred eighteen thousand, five hundred fifty-eight".