10036338721 has 2 divisors, whose sum is σ = 10036338722. Its totient is φ = 10036338720.

The previous prime is 10036338679. The next prime is 10036338733. The reversal of 10036338721 is 12783363001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5307851025 + 4728487696 = 72855^2 + 68764^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10036338721 is a prime.

It is not a weakly prime, because it can be changed into another prime (10036338751) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5018169360 + 5018169361.

It is an arithmetic number, because the mean of its divisors is an integer number (5018169361).

Almost surely, 2^10036338721 is an apocalyptic number.

It is an amenable number.

10036338721 is a deficient number, since it is larger than the sum of its proper divisors (1).

10036338721 is an equidigital number, since it uses as much as digits as its factorization.

10036338721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 10036338721 in words is "ten billion, thirty-six million, three hundred thirty-eight thousand, seven hundred twenty-one".