503344013442 has 32 divisors (see below), whose sum is σ = 1020990925440. Its totient is φ = 165398096640.

The previous prime is 503344013441. The next prime is 503344013449. The reversal of 503344013442 is 244310443305.

It is not an unprimeable number, because it can be changed into a prime (503344013441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3661284 + ... + 3796272.

It is an arithmetic number, because the mean of its divisors is an integer number (31905966420).

Almost surely, 2^503344013442 is an apocalyptic number.

503344013442 is an abundant number, since it is smaller than the sum of its proper divisors (517646911998).

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

503344013442 is a wasteful number, since it uses less digits than its factorization.

503344013442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143818.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 503344013442 its reverse (244310443305), we get a palindrome (747654456747).

The spelling of 503344013442 in words is "five hundred three billion, three hundred forty-four million, thirteen thousand, four hundred forty-two".