503423223043044 has 24 divisors (see below), whose sum is σ = 1174656974264928. Its totient is φ = 167807342848000.

The previous prime is 503423223043033. The next prime is 503423223043067. The reversal of 503423223043044 is 440340322324305.

It is a junction number, because it is equal to n+sod(n) for n = 503423223042993 and 503423223043011.

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, 44480157 + ... + 54638180.

It is an arithmetic number, because the mean of its divisors is an integer number (48944040594372).

Almost surely, 2^{503423223043044} is an apocalyptic number.

It is an amenable number.

503423223043044 is an abundant number, since it is smaller than the sum of its proper divisors (671233751221884).

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

503423223043044 is a wasteful number, since it uses less digits than its factorization.

503423223043044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99541595 (or 99541593 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 39.

Adding to 503423223043044 its reverse (440340322324305), we get a palindrome (943763545367349).

The spelling of 503423223043044 in words is "five hundred three trillion, four hundred twenty-three billion, two hundred twenty-three million, forty-three thousand, forty-four".