2002362077789 has 2 divisors, whose sum is σ = 2002362077790. Its totient is φ = 2002362077788.

The previous prime is 2002362077777. The next prime is 2002362077851. The reversal of 2002362077789 is 9877702632002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1898217106564 + 104144971225 = 1377758^2 + 322715^2 .

It is a cyclic number.

It is not a de Polignac number, because 2002362077789 - 2⁴ = 2002362077773 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2002362077789.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002362070789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001181038894 + 1001181038895.

It is an arithmetic number, because the mean of its divisors is an integer number (1001181038895).

Almost surely, 2^{2002362077789} is an apocalyptic number.

It is an amenable number.

2002362077789 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002362077789 is an equidigital number, since it uses as much as digits as its factorization.

2002362077789 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3556224, while the sum is 53.

The spelling of 2002362077789 in words is "two trillion, two billion, three hundred sixty-two million, seventy-seven thousand, seven hundred eighty-nine".