505556350433 has 16 divisors (see below), whose sum is σ = 535851613440. Its totient is φ = 475323261696.

The previous prime is 505556350423. The next prime is 505556350459. The reversal of 505556350433 is 334053655505.

It is a cyclic number.

It is not a de Polignac number, because 505556350433 - 2²⁰ = 505555301857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505556350423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92879210 + ... + 92884652.

It is an arithmetic number, because the mean of its divisors is an integer number (33490725840).

Almost surely, 2^505556350433 is an apocalyptic number.

It is an amenable number.

505556350433 is a deficient number, since it is larger than the sum of its proper divisors (30295263007).

505556350433 is a wasteful number, since it uses less digits than its factorization.

505556350433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10136.

The product of its (nonzero) digits is 2025000, while the sum is 44.

The spelling of 505556350433 in words is "five hundred five billion, five hundred fifty-six million, three hundred fifty thousand, four hundred thirty-three".