521412244210 has 128 divisors (see below), whose sum is σ = 1143823887360. Its totient is φ = 168587827200.

The previous prime is 521412244207. The next prime is 521412244219. The reversal of 521412244210 is 12442214125.

It is not an unprimeable number, because it can be changed into a prime (521412244219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4575484 + ... + 4688056.

It is an arithmetic number, because the mean of its divisors is an integer number (8936124120).

Almost surely, 2^521412244210 is an apocalyptic number.

521412244210 is an abundant number, since it is smaller than the sum of its proper divisors (622411643150).

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

521412244210 is a wasteful number, since it uses less digits than its factorization.

521412244210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112724.

The product of its (nonzero) digits is 5120, while the sum is 28.

Adding to 521412244210 its reverse (12442214125), we get a palindrome (533854458335).

The spelling of 521412244210 in words is "five hundred twenty-one billion, four hundred twelve million, two hundred forty-four thousand, two hundred ten".