500051105553 has 16 divisors (see below), whose sum is σ = 678859453440. Its totient is φ = 327318815184.

The previous prime is 500051105551. The next prime is 500051105557. The reversal of 500051105553 is 355501150005.

It is not a de Polignac number, because 500051105553 - 2¹ = 500051105551 is a prime.

It is a super-2 number, since 2×500051105553² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 500051105553.

It is not an unprimeable number, because it can be changed into a prime (500051105551) 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, 1570701 + ... + 1862042.

It is an arithmetic number, because the mean of its divisors is an integer number (42428715840).

Almost surely, 2^500051105553 is an apocalyptic number.

It is an amenable number.

500051105553 is a deficient number, since it is larger than the sum of its proper divisors (178808347887).

500051105553 is a wasteful number, since it uses less digits than its factorization.

500051105553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433628.

The product of its (nonzero) digits is 9375, while the sum is 30.

Adding to 500051105553 its reverse (355501150005), we get a palindrome (855552255558).

The spelling of 500051105553 in words is "five hundred billion, fifty-one million, one hundred five thousand, five hundred fifty-three".