434520543212 has 18 divisors (see below), whose sum is σ = 884559677652. Its totient is φ = 186223089864.

The previous prime is 434520543181. The next prime is 434520543229. The reversal of 434520543212 is 212345025434.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1108470578 + ... + 1108470969.

It is an arithmetic number, because the mean of its divisors is an integer number (49142204314).

Almost surely, 2^434520543212 is an apocalyptic number.

It is an amenable number.

434520543212 is an abundant number, since it is smaller than the sum of its proper divisors (450039134440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

434520543212 is a wasteful number, since it uses less digits than its factorization.

434520543212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2216941565 (or 2216941556 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 434520543212 its reverse (212345025434), we get a palindrome (646865568646).

The spelling of 434520543212 in words is "four hundred thirty-four billion, five hundred twenty million, five hundred forty-three thousand, two hundred twelve".