5218558125 has 80 divisors (see below), whose sum is σ = 9523601472. Its totient is φ = 2520000000.

The previous prime is 5218558123. The next prime is 5218558127.

5218558125 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (5218558123) and next prime (5218558127).

It is not a de Polignac number, because 5218558125 - 2¹ = 5218558123 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218558123) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 8682825 + ... + 8683425.

Almost surely, 2^5218558125 is an apocalyptic number.

5218558125 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5218558125 is a deficient number, since it is larger than the sum of its proper divisors (4305043347).

5218558125 is a wasteful number, since it uses less digits than its factorization.

5218558125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1056 (or 1041 counting only the distinct ones).

The product of its digits is 160000, while the sum is 42.

The square root of 5218558125 is about 72239.5883501560. The cubic root of 5218558125 is about 1734.5367603367.

The spelling of 5218558125 in words is "five billion, two hundred eighteen million, five hundred fifty-eight thousand, one hundred twenty-five".