503042550105 has 16 divisors (see below), whose sum is σ = 805318021440. Its totient is φ = 268139379648.

The previous prime is 503042550061. The next prime is 503042550119. The reversal of 503042550105 is 501055240305.

It is a happy number.

It is not a de Polignac number, because 503042550105 - 2¹² = 503042546009 is a prime.

It is a super-2 number, since 2×503042550105² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9346047 + ... + 9399716.

It is an arithmetic number, because the mean of its divisors is an integer number (50332376340).

Almost surely, 2^503042550105 is an apocalyptic number.

It is an amenable number.

503042550105 is a deficient number, since it is larger than the sum of its proper divisors (302275471335).

503042550105 is a wasteful number, since it uses less digits than its factorization.

503042550105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18747560.

The product of its (nonzero) digits is 15000, while the sum is 30.

The spelling of 503042550105 in words is "five hundred three billion, forty-two million, five hundred fifty thousand, one hundred five".