20116320627349 has 2 divisors, whose sum is σ = 20116320627350. Its totient is φ = 20116320627348.

The previous prime is 20116320627331. The next prime is 20116320627371. The reversal of 20116320627349 is 94372602361102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19105203902500 + 1011116724849 = 4370950^2 + 1005543^2 .

It is a cyclic number.

It is not a de Polignac number, because 20116320627349 - 2⁹ = 20116320626837 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20116320627299 and 20116320627308.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20116320327349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10058160313674 + 10058160313675.

It is an arithmetic number, because the mean of its divisors is an integer number (10058160313675).

Almost surely, 2^{20116320627349} is an apocalyptic number.

It is an amenable number.

20116320627349 is a deficient number, since it is larger than the sum of its proper divisors (1).

20116320627349 is an equidigital number, since it uses as much as digits as its factorization.

20116320627349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 653184, while the sum is 46.

The spelling of 20116320627349 in words is "twenty trillion, one hundred sixteen billion, three hundred twenty million, six hundred twenty-seven thousand, three hundred forty-nine".