4449081939677 has 2 divisors, whose sum is σ = 4449081939678. Its totient is φ = 4449081939676.

The previous prime is 4449081939613. The next prime is 4449081939697. The reversal of 4449081939677 is 7769391809444.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3965251794436 + 483830145241 = 1991294^2 + 695579^2 .

It is a cyclic number.

It is not a de Polignac number, because 4449081939677 - 2⁶ = 4449081939613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4449081939677.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4449081939697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2224540969838 + 2224540969839.

It is an arithmetic number, because the mean of its divisors is an integer number (2224540969839).

Almost surely, 2^{4449081939677} is an apocalyptic number.

It is an amenable number.

4449081939677 is a deficient number, since it is larger than the sum of its proper divisors (1).

4449081939677 is an equidigital number, since it uses as much as digits as its factorization.

4449081939677 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329204736, while the sum is 71.

The spelling of 4449081939677 in words is "four trillion, four hundred forty-nine billion, eighty-one million, nine hundred thirty-nine thousand, six hundred seventy-seven".