505546441033 has 4 divisors (see below), whose sum is σ = 508112666820. Its totient is φ = 502980215248.

The previous prime is 505546441019. The next prime is 505546441061. The reversal of 505546441033 is 330144645505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 233237804809 + 272308636224 = 482947^2 + 521832^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505546441033 is a prime.

It is a super-2 number, since 2×505546441033² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (505546441063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1283112598 + ... + 1283112991.

It is an arithmetic number, because the mean of its divisors is an integer number (127028166705).

Almost surely, 2^505546441033 is an apocalyptic number.

It is an amenable number.

505546441033 is a deficient number, since it is larger than the sum of its proper divisors (2566225787).

505546441033 is a wasteful number, since it uses less digits than its factorization.

505546441033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2566225786.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 505546441033 in words is "five hundred five billion, five hundred forty-six million, four hundred forty-one thousand, thirty-three".