505446340244 has 24 divisors (see below), whose sum is σ = 903490589568. Its totient is φ = 247307834880.

The previous prime is 505446340229. The next prime is 505446340249. The reversal of 505446340244 is 442043644505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505446340249) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1030772 + ... + 1439924.

It is an arithmetic number, because the mean of its divisors is an integer number (37645441232).

Almost surely, 2^505446340244 is an apocalyptic number.

It is an amenable number.

505446340244 is a deficient number, since it is larger than the sum of its proper divisors (398044249324).

505446340244 is a wasteful number, since it uses less digits than its factorization.

505446340244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415775 (or 415773 counting only the distinct ones).

The product of its (nonzero) digits is 921600, while the sum is 41.

Adding to 505446340244 its reverse (442043644505), we get a palindrome (947489984749).

The spelling of 505446340244 in words is "five hundred five billion, four hundred forty-six million, three hundred forty thousand, two hundred forty-four".