5259939878 has 8 divisors (see below), whose sum is σ = 7890240672. Its totient is φ = 2629859656.

The previous prime is 5259939877. The next prime is 5259939907. The reversal of 5259939878 is 8789399525.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5259939877) 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, 32051 + ... + 107457.

It is an arithmetic number, because the mean of its divisors is an integer number (986280084).

Almost surely, 2^5259939878 is an apocalyptic number.

5259939878 is a deficient number, since it is larger than the sum of its proper divisors (2630300794).

5259939878 is a wasteful number, since it uses less digits than its factorization.

5259939878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110286.

The product of its digits is 48988800, while the sum is 65.

The square root of 5259939878 is about 72525.4429700364. The cubic root of 5259939878 is about 1739.1094969909.

The spelling of 5259939878 in words is "five billion, two hundred fifty-nine million, nine hundred thirty-nine thousand, eight hundred seventy-eight".