521443241132 has 48 divisors (see below), whose sum is σ = 1002615213600. Its totient is φ = 235322841600.

The previous prime is 521443241119. The next prime is 521443241159. The reversal of 521443241132 is 231142344125.

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 15 ways as a sum of consecutive naturals, for example, 15566882 + ... + 15600342.

It is an arithmetic number, because the mean of its divisors is an integer number (20887816950).

Almost surely, 2^521443241132 is an apocalyptic number.

It is an amenable number.

521443241132 is a deficient number, since it is larger than the sum of its proper divisors (481171972468).

521443241132 is a wasteful number, since it uses less digits than its factorization.

521443241132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36002 (or 36000 counting only the distinct ones).

The product of its digits is 23040, while the sum is 32.

Adding to 521443241132 its reverse (231142344125), we get a palindrome (752585585257).

The spelling of 521443241132 in words is "five hundred twenty-one billion, four hundred forty-three million, two hundred forty-one thousand, one hundred thirty-two".