205600566006151 has 4 divisors (see below), whose sum is σ = 205601259164904. Its totient is φ = 205599872847400.

The previous prime is 205600566006019. The next prime is 205600566006191. The reversal of 205600566006151 is 151600665006502.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 205600566006151 - 2¹⁹ = 205600565481863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 205600566006098 and 205600566006107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205600566006191) 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, 346134265 + ... + 346727746.

It is an arithmetic number, because the mean of its divisors is an integer number (51400314791226).

Almost surely, 2^{205600566006151} is an apocalyptic number.

205600566006151 is a deficient number, since it is larger than the sum of its proper divisors (693158753).

205600566006151 is an equidigital number, since it uses as much as digits as its factorization.

205600566006151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 693158752.

The product of its (nonzero) digits is 324000, while the sum is 43.

The spelling of 205600566006151 in words is "two hundred five trillion, six hundred billion, five hundred sixty-six million, six thousand, one hundred fifty-one".