404212134430 has 16 divisors (see below), whose sum is σ = 783549676224. Its totient is φ = 149247557280.

The previous prime is 404212134373. The next prime is 404212134523. The reversal of 404212134430 is 34431212404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554661926 + ... + 1554662185.

It is an arithmetic number, because the mean of its divisors is an integer number (48971854764).

Almost surely, 2^404212134430 is an apocalyptic number.

404212134430 is a deficient number, since it is larger than the sum of its proper divisors (379337541794).

404212134430 is a wasteful number, since it uses less digits than its factorization.

404212134430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109324131.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 404212134430 its reverse (34431212404), we get a palindrome (438643346834).

The spelling of 404212134430 in words is "four hundred four billion, two hundred twelve million, one hundred thirty-four thousand, four hundred thirty".