503042630505 has 8 divisors (see below), whose sum is σ = 804868208832. Its totient is φ = 268289402928.

The previous prime is 503042630459. The next prime is 503042630543. The reversal of 503042630505 is 505036240305.

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

It is not a de Polignac number, because 503042630505 - 2¹⁷ = 503042499433 is a prime.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16768087669 + ... + 16768087698.

It is an arithmetic number, because the mean of its divisors is an integer number (100608526104).

Almost surely, 2^503042630505 is an apocalyptic number.

It is an amenable number.

503042630505 is a deficient number, since it is larger than the sum of its proper divisors (301825578327).

503042630505 is a wasteful number, since it uses less digits than its factorization.

503042630505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33536175375.

The product of its (nonzero) digits is 54000, while the sum is 33.

The spelling of 503042630505 in words is "five hundred three billion, forty-two million, six hundred thirty thousand, five hundred five".