205628835318 has 16 divisors (see below), whose sum is σ = 412378268160. Its totient is φ = 68356178856.

The previous prime is 205628835317. The next prime is 205628835319. The reversal of 205628835318 is 813538826502.

It is an interprime number because it is at equal distance from previous prime (205628835317) and next prime (205628835319).

It is a super-2 number, since 2×205628835318² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205628835317) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46689178 + ... + 46693581.

It is an arithmetic number, because the mean of its divisors is an integer number (25773641760).

Almost surely, 2^205628835318 is an apocalyptic number.

205628835318 is an abundant number, since it is smaller than the sum of its proper divisors (206749432842).

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

205628835318 is a wasteful number, since it uses less digits than its factorization.

205628835318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93383131.

The product of its (nonzero) digits is 2764800, while the sum is 51.

The spelling of 205628835318 in words is "two hundred five billion, six hundred twenty-eight million, eight hundred thirty-five thousand, three hundred eighteen".