503042254431 has 8 divisors (see below), whose sum is σ = 677637676464. Its totient is φ = 331904167680.

The previous prime is 503042254427. The next prime is 503042254447. The reversal of 503042254431 is 134452240305.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 503042254431 - 2² = 503042254427 is a prime.

It is a super-2 number, since 2×503042254431² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 503042254392 and 503042254401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503042254411) 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, 864333480 + ... + 864334061.

It is an arithmetic number, because the mean of its divisors is an integer number (84704709558).

Almost surely, 2^503042254431 is an apocalyptic number.

503042254431 is a deficient number, since it is larger than the sum of its proper divisors (174595422033).

503042254431 is a wasteful number, since it uses less digits than its factorization.

503042254431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728667641.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 503042254431 its reverse (134452240305), we get a palindrome (637494494736).

The spelling of 503042254431 in words is "five hundred three billion, forty-two million, two hundred fifty-four thousand, four hundred thirty-one".