205225432534413 has 16 divisors (see below), whose sum is σ = 304043022628800. Its totient is φ = 136814549862960.

The previous prime is 205225432534357. The next prime is 205225432534429. The reversal of 205225432534413 is 314435234522502.

It is a happy number.

205225432534413 is a `hidden beast` number, since 2 + 0 + 5 + 2 + 2 + 543 + 2 + 53 + 44 + 13 = 666.

It is not a de Polignac number, because 205225432534413 - 2²² = 205225428340109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205225432534433) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65245003 + ... + 68318088.

It is an arithmetic number, because the mean of its divisors is an integer number (19002688914300).

Almost surely, 2^{205225432534413} is an apocalyptic number.

It is an amenable number.

205225432534413 is a deficient number, since it is larger than the sum of its proper divisors (98817590094387).

205225432534413 is a wasteful number, since it uses less digits than its factorization.

205225432534413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133620009 (or 133620003 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 45.

The spelling of 205225432534413 in words is "two hundred five trillion, two hundred twenty-five billion, four hundred thirty-two million, five hundred thirty-four thousand, four hundred thirteen".