2440655054449 has 2 divisors, whose sum is σ = 2440655054450. Its totient is φ = 2440655054448.

The previous prime is 2440655054407. The next prime is 2440655054503. The reversal of 2440655054449 is 9444505560442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2123271551025 + 317383503424 = 1457145^2 + 563368^2 .

It is a cyclic number.

It is not a de Polignac number, because 2440655054449 - 2²⁹ = 2440118183537 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2440655054396 and 2440655054405.

It is not a weakly prime, because it can be changed into another prime (2440655054549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1220327527224 + 1220327527225.

It is an arithmetic number, because the mean of its divisors is an integer number (1220327527225).

Almost surely, 2^{2440655054449} is an apocalyptic number.

It is an amenable number.

2440655054449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2440655054449 is an equidigital number, since it uses as much as digits as its factorization.

2440655054449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824000, while the sum is 52.

The spelling of 2440655054449 in words is "two trillion, four hundred forty billion, six hundred fifty-five million, fifty-four thousand, four hundred forty-nine".