5206605894 has 48 divisors (see below), whose sum is σ = 13192388352. Its totient is φ = 1453004784.

The previous prime is 5206605889. The next prime is 5206605941. The reversal of 5206605894 is 4985066025.

5206605894 is a `hidden beast` number, since 5 + 2 + 0 + 6 + 60 + 589 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 475074 + ... + 485909.

It is an arithmetic number, because the mean of its divisors is an integer number (274841424).

Almost surely, 2^5206605894 is an apocalyptic number.

5206605894 is an abundant number, since it is smaller than the sum of its proper divisors (7985782458).

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

5206605894 is a wasteful number, since it uses less digits than its factorization.

5206605894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961041 (or 961038 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 5206605894 is about 72156.8146054134. The cubic root of 5206605894 is about 1733.2115263599.

The spelling of 5206605894 in words is "five billion, two hundred six million, six hundred five thousand, eight hundred ninety-four".