205034712536 has 32 divisors (see below), whose sum is σ = 387005517360. Its totient is φ = 101833915392.

The previous prime is 205034712481. The next prime is 205034712539. The reversal of 205034712536 is 635217430502.

It is a self number, because there is not a number n which added to its sum of digits gives 205034712536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205034712539) 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, 2453456 + ... + 2535648.

Almost surely, 2^205034712536 is an apocalyptic number.

It is an amenable number.

205034712536 is a deficient number, since it is larger than the sum of its proper divisors (181970804824).

205034712536 is a wasteful number, since it uses less digits than its factorization.

205034712536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84275 (or 84271 counting only the distinct ones).

The product of its (nonzero) digits is 151200, while the sum is 38.

The spelling of 205034712536 in words is "two hundred five billion, thirty-four million, seven hundred twelve thousand, five hundred thirty-six".