1807489336049 has 2 divisors, whose sum is σ = 1807489336050. Its totient is φ = 1807489336048.

The previous prime is 1807489336027. The next prime is 1807489336061. The reversal of 1807489336049 is 9406339847081.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1736017056400 + 71472279649 = 1317580^2 + 267343^2 .

It is a cyclic number.

It is not a de Polignac number, because 1807489336049 - 2³² = 1803194368753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1807489335982 and 1807489336000.

It is not a weakly prime, because it can be changed into another prime (1807489336249) 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, 903744668024 + 903744668025.

It is an arithmetic number, because the mean of its divisors is an integer number (903744668025).

Almost surely, 2^{1807489336049} is an apocalyptic number.

It is an amenable number.

1807489336049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1807489336049 is an equidigital number, since it uses as much as digits as its factorization.

1807489336049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31352832, while the sum is 62.

The spelling of 1807489336049 in words is "one trillion, eight hundred seven billion, four hundred eighty-nine million, three hundred thirty-six thousand, forty-nine".