2240434340449 has 2 divisors, whose sum is σ = 2240434340450. Its totient is φ = 2240434340448.

The previous prime is 2240434340413. The next prime is 2240434340467. The reversal of 2240434340449 is 9440434340422.

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., 1768833500625 + 471600839824 = 1329975^2 + 686732^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2240434340449 is a prime.

It is not a weakly prime, because it can be changed into another prime (2240438340449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120217170224 + 1120217170225.

It is an arithmetic number, because the mean of its divisors is an integer number (1120217170225).

Almost surely, 2^{2240434340449} is an apocalyptic number.

It is an amenable number.

2240434340449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2240434340449 is an equidigital number, since it uses as much as digits as its factorization.

2240434340449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 43.

The spelling of 2240434340449 in words is "two trillion, two hundred forty billion, four hundred thirty-four million, three hundred forty thousand, four hundred forty-nine".