20116160114777 has 4 divisors (see below), whose sum is σ = 20809820808420. Its totient is φ = 19422499421136.

The previous prime is 20116160114747. The next prime is 20116160114789. The reversal of 20116160114777 is 77741106161102.

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 8765217493321 + 11350942621456 = 2960611^2 + 3369116^2 .

It is a cyclic number.

It is not a de Polignac number, because 20116160114777 - 2²² = 20116155920473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20116160114747) 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, 346830346778 + ... + 346830346835.

It is an arithmetic number, because the mean of its divisors is an integer number (5202455202105).

Almost surely, 2^{20116160114777} is an apocalyptic number.

It is an amenable number.

20116160114777 is a deficient number, since it is larger than the sum of its proper divisors (693660693643).

20116160114777 is an equidigital number, since it uses as much as digits as its factorization.

20116160114777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 693660693642.

The product of its (nonzero) digits is 98784, while the sum is 44.

Adding to 20116160114777 its reverse (77741106161102), we get a palindrome (97857266275879).

The spelling of 20116160114777 in words is "twenty trillion, one hundred sixteen billion, one hundred sixty million, one hundred fourteen thousand, seven hundred seventy-seven".