505530511053 has 8 divisors (see below), whose sum is σ = 683534212416. Its totient is φ = 332273575200.

The previous prime is 505530511049. The next prime is 505530511061. The reversal of 505530511053 is 350115035505.

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

It is not a de Polignac number, because 505530511053 - 2² = 505530511049 is a prime.

It is a super-3 number, since 3×505530511053³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505530511033) 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, 1186691128 + ... + 1186691553.

It is an arithmetic number, because the mean of its divisors is an integer number (85441776552).

Almost surely, 2^505530511053 is an apocalyptic number.

It is an amenable number.

505530511053 is a deficient number, since it is larger than the sum of its proper divisors (178003701363).

505530511053 is a wasteful number, since it uses less digits than its factorization.

505530511053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2373382755.

The product of its (nonzero) digits is 28125, while the sum is 33.

Adding to 505530511053 its reverse (350115035505), we get a palindrome (855645546558).

The spelling of 505530511053 in words is "five hundred five billion, five hundred thirty million, five hundred eleven thousand, fifty-three".