205541243636060 has 12 divisors (see below), whose sum is σ = 431636611635768. Its totient is φ = 82216497454416.

The previous prime is 205541243636059. The next prime is 205541243636101. The reversal of 205541243636060 is 60636342145502.

It is a junction number, because it is equal to n+sod(n) for n = 205541243635996 and 205541243636014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5138531090882 + ... + 5138531090921.

It is an arithmetic number, because the mean of its divisors is an integer number (35969717636314).

Almost surely, 2^{205541243636060} is an apocalyptic number.

205541243636060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

205541243636060 is an abundant number, since it is smaller than the sum of its proper divisors (226095367999708).

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

205541243636060 is a wasteful number, since it uses less digits than its factorization.

205541243636060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10277062181812 (or 10277062181810 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 47.

The spelling of 205541243636060 in words is "two hundred five trillion, five hundred forty-one billion, two hundred forty-three million, six hundred thirty-six thousand, sixty".