20044334200277 has 2 divisors, whose sum is σ = 20044334200278. Its totient is φ = 20044334200276.

The previous prime is 20044334200249. The next prime is 20044334200339. The reversal of 20044334200277 is 77200243344002.

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., 19320543324196 + 723790876081 = 4395514^2 + 850759^2 .

It is a cyclic number.

It is not a de Polignac number, because 20044334200277 - 2¹² = 20044334196181 is a prime.

It is a super-2 number, since 2×20044334200277² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20044334200277.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20044334220277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10022167100138 + 10022167100139.

It is an arithmetic number, because the mean of its divisors is an integer number (10022167100139).

Almost surely, 2^{20044334200277} is an apocalyptic number.

It is an amenable number.

20044334200277 is a deficient number, since it is larger than the sum of its proper divisors (1).

20044334200277 is an equidigital number, since it uses as much as digits as its factorization.

20044334200277 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 38.

Adding to 20044334200277 its reverse (77200243344002), we get a palindrome (97244577544279).

The spelling of 20044334200277 in words is "twenty trillion, forty-four billion, three hundred thirty-four million, two hundred thousand, two hundred seventy-seven".