5218318734 has 8 divisors (see below), whose sum is σ = 10436637480. Its totient is φ = 1739439576.

The previous prime is 5218318733. The next prime is 5218318739. The reversal of 5218318734 is 4378138125.

It is a sphenic number, since it is the product of 3 distinct primes.

5218318734 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5218318733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 434859889 + ... + 434859900.

It is an arithmetic number, because the mean of its divisors is an integer number (1304579685).

Almost surely, 2^5218318734 is an apocalyptic number.

5218318734 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5218318734 is a wasteful number, since it uses less digits than its factorization.

5218318734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 869719794.

The product of its digits is 161280, while the sum is 42.

The square root of 5218318734 is about 72237.9314072600. The cubic root of 5218318734 is about 1734.5102371203.

The spelling of 5218318734 in words is "five billion, two hundred eighteen million, three hundred eighteen thousand, seven hundred thirty-four".