2022620626777 has 2 divisors, whose sum is σ = 2022620626778. Its totient is φ = 2022620626776.

The previous prime is 2022620626669. The next prime is 2022620626813. The reversal of 2022620626777 is 7776260262202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1887974929296 + 134645697481 = 1374036^2 + 366941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2022620626777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2022620626777.

It is not a weakly prime, because it can be changed into another prime (2022620626577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1011310313388 + 1011310313389.

It is an arithmetic number, because the mean of its divisors is an integer number (1011310313389).

Almost surely, 2^{2022620626777} is an apocalyptic number.

It is an amenable number.

2022620626777 is a deficient number, since it is larger than the sum of its proper divisors (1).

2022620626777 is an equidigital number, since it uses as much as digits as its factorization.

2022620626777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2370816, while the sum is 49.

Adding to 2022620626777 its reverse (7776260262202), we get a palindrome (9798880888979).

The spelling of 2022620626777 in words is "two trillion, twenty-two billion, six hundred twenty million, six hundred twenty-six thousand, seven hundred seventy-seven".