5259618109 has 8 divisors (see below), whose sum is σ = 5324945472. Its totient is φ = 5194620480.

The previous prime is 5259618097. The next prime is 5259618157. The reversal of 5259618109 is 9018169525.

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

It is a cyclic number.

It is not a de Polignac number, because 5259618109 - 2¹³ = 5259609917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5259618179) 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, 50257 + ... + 114214.

It is an arithmetic number, because the mean of its divisors is an integer number (665618184).

Almost surely, 2^5259618109 is an apocalyptic number.

It is an amenable number.

5259618109 is a deficient number, since it is larger than the sum of its proper divisors (65327363).

5259618109 is a wasteful number, since it uses less digits than its factorization.

5259618109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164867.

The product of its (nonzero) digits is 194400, while the sum is 46.

The square root of 5259618109 is about 72523.2246180491. The cubic root of 5259618109 is about 1739.0740337887.

The spelling of 5259618109 in words is "five billion, two hundred fifty-nine million, six hundred eighteen thousand, one hundred nine".