512434441204 has 72 divisors (see below), whose sum is σ = 1077619659648. Its totient is φ = 208709161920.

The previous prime is 512434441201. The next prime is 512434441213. The reversal of 512434441204 is 402144434215.

It is a self number, because there is not a number n which added to its sum of digits gives 512434441204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512434441201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1781809 + ... + 2049319.

Almost surely, 2^512434441204 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 512434441204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (538809829824).

512434441204 is an abundant number, since it is smaller than the sum of its proper divisors (565185218444).

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

512434441204 is a wasteful number, since it uses less digits than its factorization.

512434441204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267645 (or 267600 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 34.

Adding to 512434441204 its reverse (402144434215), we get a palindrome (914578875419).

The spelling of 512434441204 in words is "five hundred twelve billion, four hundred thirty-four million, four hundred forty-one thousand, two hundred four".