2494680134449 has 2 divisors, whose sum is σ = 2494680134450. Its totient is φ = 2494680134448.

The previous prime is 2494680134431. The next prime is 2494680134461. The reversal of 2494680134449 is 9444310864942.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2403219253824 + 91460880625 = 1550232^2 + 302425^2 .

It is a cyclic number.

It is not a de Polignac number, because 2494680134449 - 2¹⁹ = 2494679610161 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2494680134393 and 2494680134402.

It is not a weakly prime, because it can be changed into another prime (2494680174449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1247340067224 + 1247340067225.

It is an arithmetic number, because the mean of its divisors is an integer number (1247340067225).

Almost surely, 2^{2494680134449} is an apocalyptic number.

It is an amenable number.

2494680134449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2494680134449 is an equidigital number, since it uses as much as digits as its factorization.

2494680134449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23887872, while the sum is 58.

The spelling of 2494680134449 in words is "two trillion, four hundred ninety-four billion, six hundred eighty million, one hundred thirty-four thousand, four hundred forty-nine".