205004134034 has 16 divisors (see below), whose sum is σ = 353219600448. Its totient is φ = 87412929072.

The previous prime is 205004134033. The next prime is 205004134039. The reversal of 205004134034 is 430431400502.

205004134034 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×205004134034² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 205004133994 and 205004134012.

It is not an unprimeable number, because it can be changed into a prime (205004134031) 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, 37162604 + ... + 37168119.

It is an arithmetic number, because the mean of its divisors is an integer number (22076225028).

Almost surely, 2^205004134034 is an apocalyptic number.

205004134034 is a deficient number, since it is larger than the sum of its proper divisors (148215466414).

205004134034 is a wasteful number, since it uses less digits than its factorization.

205004134034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74330929.

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 205004134034 its reverse (430431400502), we get a palindrome (635435534536).

The spelling of 205004134034 in words is "two hundred five billion, four million, one hundred thirty-four thousand, thirty-four".