5105010000581 has 4 divisors (see below), whose sum is σ = 5326966957152. Its totient is φ = 4883053044012.

The previous prime is 5105010000533. The next prime is 5105010000593. The reversal of 5105010000581 is 1850000105015.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5105010000581 - 2¹⁴ = 5105009984197 is a prime.

It is a super-2 number, since 2×5105010000581² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 5105010000581.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5105010000781) 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, 110978478251 + ... + 110978478296.

It is an arithmetic number, because the mean of its divisors is an integer number (1331741739288).

Almost surely, 2^{5105010000581} is an apocalyptic number.

It is an amenable number.

5105010000581 is a deficient number, since it is larger than the sum of its proper divisors (221956956571).

5105010000581 is a wasteful number, since it uses less digits than its factorization.

5105010000581 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221956956570.

The product of its (nonzero) digits is 1000, while the sum is 26.

Adding to 5105010000581 its reverse (1850000105015), we get a palindrome (6955010105596).

The spelling of 5105010000581 in words is "five trillion, one hundred five billion, ten million, five hundred eighty-one", and thus it is an aban number.