205353056200 has 48 divisors (see below), whose sum is σ = 490349815380. Its totient is φ = 79921186560.

The previous prime is 205353056119. The next prime is 205353056213. The reversal of 205353056200 is 2650353502.

It can be written as a sum of positive squares in 6 ways, for example, as 46131307524 + 159221748676 = 214782^2 + 399026^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13867807 + ... + 13882606.

Almost surely, 2^205353056200 is an apocalyptic number.

205353056200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

205353056200 is an abundant number, since it is smaller than the sum of its proper divisors (284996759180).

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

205353056200 is a wasteful number, since it uses less digits than its factorization.

205353056200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27750466 (or 27750457 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 31.

The spelling of 205353056200 in words is "two hundred five billion, three hundred fifty-three million, fifty-six thousand, two hundred".