5206206605 has 8 divisors (see below), whose sum is σ = 6251652600. Its totient is φ = 4162162176.

The previous prime is 5206206581. The next prime is 5206206611. The reversal of 5206206605 is 5066026025.

It can be written as a sum of positive squares in 4 ways, for example, as 6889 + 5206199716 = 83^2 + 72154^2 .

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 5206206605 - 2²⁰ = 5205158029 is a prime.

It is a super-3 number, since 3×5206206605³ (a number of 30 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 342200 + ... + 357089.

It is an arithmetic number, because the mean of its divisors is an integer number (781456575).

Almost surely, 2^5206206605 is an apocalyptic number.

It is an amenable number.

5206206605 is a deficient number, since it is larger than the sum of its proper divisors (1045445995).

5206206605 is a wasteful number, since it uses less digits than its factorization.

5206206605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700783.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 5206206605 is about 72154.0477381553. The cubic root of 5206206605 is about 1733.1672191853.

The spelling of 5206206605 in words is "five billion, two hundred six million, two hundred six thousand, six hundred five".