505432424244 has 24 divisors (see below), whose sum is σ = 1286555262048. Its totient is φ = 153161340640.

The previous prime is 505432424221. The next prime is 505432424303. The reversal of 505432424244 is 442424234505.

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, 1914516627 + ... + 1914516890.

It is an arithmetic number, because the mean of its divisors is an integer number (53606469252).

Almost surely, 2^505432424244 is an apocalyptic number.

It is an amenable number.

505432424244 is an abundant number, since it is smaller than the sum of its proper divisors (781122837804).

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

505432424244 is a wasteful number, since it uses less digits than its factorization.

505432424244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3829033535 (or 3829033533 counting only the distinct ones).

The product of its (nonzero) digits is 614400, while the sum is 39.

Adding to 505432424244 its reverse (442424234505), we get a palindrome (947856658749).

The spelling of 505432424244 in words is "five hundred five billion, four hundred thirty-two million, four hundred twenty-four thousand, two hundred forty-four".