210404430134 has 16 divisors (see below), whose sum is σ = 318231068976. Its totient is φ = 104330956800.

The previous prime is 210404430121. The next prime is 210404430149. The reversal of 210404430134 is 431034404012.

210404430134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768587 + ... + 1005750.

It is an arithmetic number, because the mean of its divisors is an integer number (19889441811).

Almost surely, 2^210404430134 is an apocalyptic number.

210404430134 is a deficient number, since it is larger than the sum of its proper divisors (107826638842).

210404430134 is a wasteful number, since it uses less digits than its factorization.

210404430134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1774831.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 210404430134 its reverse (431034404012), we get a palindrome (641438834146).

The spelling of 210404430134 in words is "two hundred ten billion, four hundred four million, four hundred thirty thousand, one hundred thirty-four".