5010550010561 has 4 divisors (see below), whose sum is σ = 5035984274772. Its totient is φ = 4985115746352.

The previous prime is 5010550010519. The next prime is 5010550010573. The reversal of 5010550010561 is 1650100550105.

It is a happy number.

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 4896926410000 + 113623600561 = 2212900^2 + 337081^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5010550010561 is a prime.

It is a super-2 number, since 2×5010550010561² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5010550010761) 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, 12717131810 + ... + 12717132203.

It is an arithmetic number, because the mean of its divisors is an integer number (1258996068693).

Almost surely, 2^{5010550010561} is an apocalyptic number.

It is an amenable number.

5010550010561 is a deficient number, since it is larger than the sum of its proper divisors (25434264211).

5010550010561 is a wasteful number, since it uses less digits than its factorization.

5010550010561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25434264210.

The product of its (nonzero) digits is 3750, while the sum is 29.

Adding to 5010550010561 its reverse (1650100550105), we get a palindrome (6660650560666).

The spelling of 5010550010561 in words is "five trillion, ten billion, five hundred fifty million, ten thousand, five hundred sixty-one".