2000003640049 has 2 divisors, whose sum is σ = 2000003640050. Its totient is φ = 2000003640048.

The previous prime is 2000003640017. The next prime is 2000003640053. The reversal of 2000003640049 is 9400463000002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1932711648400 + 67291991649 = 1390220^2 + 259407^2 .

It is a cyclic number.

It is not a de Polignac number, because 2000003640049 - 2⁵ = 2000003640017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2000003639999 and 2000003640026.

It is not a weakly prime, because it can be changed into another prime (2000003640749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1000001820024 + 1000001820025.

It is an arithmetic number, because the mean of its divisors is an integer number (1000001820025).

Almost surely, 2^{2000003640049} is an apocalyptic number.

It is an amenable number.

2000003640049 is a deficient number, since it is larger than the sum of its proper divisors (1).

2000003640049 is an equidigital number, since it uses as much as digits as its factorization.

2000003640049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 2000003640049 in words is "two trillion, three million, six hundred forty thousand, forty-nine".