2496786743449 has 2 divisors, whose sum is σ = 2496786743450. Its totient is φ = 2496786743448.

The previous prime is 2496786743413. The next prime is 2496786743471. The reversal of 2496786743449 is 9443476876942.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1300318299225 + 1196468444224 = 1140315^2 + 1093832^2 .

It is a cyclic number.

It is not a de Polignac number, because 2496786743449 - 2¹¹ = 2496786741401 is a prime.

It is not a weakly prime, because it can be changed into another prime (2496786243449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1248393371724 + 1248393371725.

It is an arithmetic number, because the mean of its divisors is an integer number (1248393371725).

Almost surely, 2^{2496786743449} is an apocalyptic number.

It is an amenable number.

2496786743449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2496786743449 is an equidigital number, since it uses as much as digits as its factorization.

2496786743449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1755758592, while the sum is 73.

The spelling of 2496786743449 in words is "two trillion, four hundred ninety-six billion, seven hundred eighty-six million, seven hundred forty-three thousand, four hundred forty-nine".