2002782074693 has 2 divisors, whose sum is σ = 2002782074694. Its totient is φ = 2002782074692.

The previous prime is 2002782074617. The next prime is 2002782074719. The reversal of 2002782074693 is 3964702872002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1989050453569 + 13731621124 = 1410337^2 + 117182^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2002782074693 is a prime.

It is a super-2 number, since 2×2002782074693² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2002782074593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1001391037346 + 1001391037347.

It is an arithmetic number, because the mean of its divisors is an integer number (1001391037347).

Almost surely, 2^{2002782074693} is an apocalyptic number.

It is an amenable number.

2002782074693 is a deficient number, since it is larger than the sum of its proper divisors (1).

2002782074693 is an equidigital number, since it uses as much as digits as its factorization.

2002782074693 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2032128, while the sum is 50.

The spelling of 2002782074693 in words is "two trillion, two billion, seven hundred eighty-two million, seventy-four thousand, six hundred ninety-three".