5259686894 has 64 divisors (see below), whose sum is σ = 10382860800. Its totient is φ = 1935964800.

The previous prime is 5259686879. The next prime is 5259686921. The reversal of 5259686894 is 4986869525.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1135904 + ... + 1140524.

It is an arithmetic number, because the mean of its divisors is an integer number (162232200).

Almost surely, 2^5259686894 is an apocalyptic number.

5259686894 is a deficient number, since it is larger than the sum of its proper divisors (5123173906).

5259686894 is a wasteful number, since it uses less digits than its factorization.

5259686894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5049.

The product of its digits is 37324800, while the sum is 62.

The square root of 5259686894 is about 72523.6988438952. The cubic root of 5259686894 is about 1739.0816149276.

The spelling of 5259686894 in words is "five billion, two hundred fifty-nine million, six hundred eighty-six thousand, eight hundred ninety-four".