11798034393637 has 2 divisors, whose sum is σ = 11798034393638. Its totient is φ = 11798034393636.

The previous prime is 11798034393569. The next prime is 11798034393667. The reversal of 11798034393637 is 73639343089711.

11798034393637 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10965111672321 + 832922721316 = 3311361^2 + 912646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11798034393637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11798034393667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5899017196818 + 5899017196819.

It is an arithmetic number, because the mean of its divisors is an integer number (5899017196819).

Almost surely, 2^{11798034393637} is an apocalyptic number.

It is an amenable number.

11798034393637 is a deficient number, since it is larger than the sum of its proper divisors (1).

11798034393637 is an equidigital number, since it uses as much as digits as its factorization.

11798034393637 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61725888, while the sum is 64.

The spelling of 11798034393637 in words is "eleven trillion, seven hundred ninety-eight billion, thirty-four million, three hundred ninety-three thousand, six hundred thirty-seven".