5051100561013 has 4 divisors (see below), whose sum is σ = 5439646758028. Its totient is φ = 4662554364000.

The previous prime is 5051100561011. The next prime is 5051100561029. The reversal of 5051100561013 is 3101650011505.

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 2717410480849 + 2333690080164 = 1648457^2 + 1527642^2 .

It is not a de Polignac number, because 5051100561013 - 2¹ = 5051100561011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5051100561011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 194273098488 + ... + 194273098513.

It is an arithmetic number, because the mean of its divisors is an integer number (1359911689507).

Almost surely, 2^{5051100561013} is an apocalyptic number.

It is an amenable number.

5051100561013 is a deficient number, since it is larger than the sum of its proper divisors (388546197015).

5051100561013 is a wasteful number, since it uses less digits than its factorization.

5051100561013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388546197014.

The product of its (nonzero) digits is 2250, while the sum is 28.

Adding to 5051100561013 its reverse (3101650011505), we get a palindrome (8152750572518).

The spelling of 5051100561013 in words is "five trillion, fifty-one billion, one hundred million, five hundred sixty-one thousand, thirteen".