4433373863449 has 2 divisors, whose sum is σ = 4433373863450. Its totient is φ = 4433373863448.

The previous prime is 4433373863423. The next prime is 4433373863491. The reversal of 4433373863449 is 9443683733344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3784756248025 + 648617615424 = 1945445^2 + 805368^2 .

It is a cyclic number.

It is not a de Polignac number, because 4433373863449 - 2⁴¹ = 2234350607897 is a prime.

It is a super-2 number, since 2×4433373863449² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4433373863749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2216686931724 + 2216686931725.

It is an arithmetic number, because the mean of its divisors is an integer number (2216686931725).

Almost surely, 2^{4433373863449} is an apocalyptic number.

It is an amenable number.

4433373863449 is a deficient number, since it is larger than the sum of its proper divisors (1).

4433373863449 is an equidigital number, since it uses as much as digits as its factorization.

4433373863449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188116992, while the sum is 61.

The spelling of 4433373863449 in words is "four trillion, four hundred thirty-three billion, three hundred seventy-three million, eight hundred sixty-three thousand, four hundred forty-nine".