5051044636501 has 2 divisors, whose sum is σ = 5051044636502. Its totient is φ = 5051044636500.

The previous prime is 5051044636499. The next prime is 5051044636567. The reversal of 5051044636501 is 1056364401505.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3433571940100 + 1617472696401 = 1852990^2 + 1271799^2 .

It is a cyclic number.

It is not a de Polignac number, because 5051044636501 - 2¹ = 5051044636499 is a prime.

Together with 5051044636499, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5051044636571) 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 as a sum of consecutive naturals, namely, 2525522318250 + 2525522318251.

It is an arithmetic number, because the mean of its divisors is an integer number (2525522318251).

Almost surely, 2^{5051044636501} is an apocalyptic number.

It is an amenable number.

5051044636501 is a deficient number, since it is larger than the sum of its proper divisors (1).

5051044636501 is an equidigital number, since it uses as much as digits as its factorization.

5051044636501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 5051044636501 in words is "five trillion, fifty-one billion, forty-four million, six hundred thirty-six thousand, five hundred one".