503544240042 has 32 divisors (see below), whose sum is σ = 1039618719744. Its totient is φ = 162426826800.

The previous prime is 503544239993. The next prime is 503544240047. The reversal of 503544240042 is 240042445305.

It is a junction number, because it is equal to n+sod(n) for n = 503544239985 and 503544240012.

It is not an unprimeable number, because it can be changed into a prime (503544240047) 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 15 ways as a sum of consecutive naturals, for example, 6327423 + ... + 6406509.

It is an arithmetic number, because the mean of its divisors is an integer number (32488084992).

Almost surely, 2^503544240042 is an apocalyptic number.

503544240042 is an abundant number, since it is smaller than the sum of its proper divisors (536074479702).

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

503544240042 is a wasteful number, since it uses less digits than its factorization.

503544240042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113354.

The product of its (nonzero) digits is 76800, while the sum is 33.

Adding to 503544240042 its reverse (240042445305), we get a palindrome (743586685347).

The spelling of 503544240042 in words is "five hundred three billion, five hundred forty-four million, two hundred forty thousand, forty-two".