45443433434449 has 2 divisors, whose sum is σ = 45443433434450. Its totient is φ = 45443433434448.

The previous prime is 45443433434447. The next prime is 45443433434527. The reversal of 45443433434449 is 94443433434454.

45443433434449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42611846450625 + 2831586983824 = 6527775^2 + 1682732^2 .

It is a cyclic number.

It is not a de Polignac number, because 45443433434449 - 2¹ = 45443433434447 is a prime.

It is a super-2 number, since 2×45443433434449² (a number of 28 digits) contains 22 as substring.

Together with 45443433434447, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 45443433434393 and 45443433434402.

It is not a weakly prime, because it can be changed into another prime (45443433434447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22721716717224 + 22721716717225.

It is an arithmetic number, because the mean of its divisors is an integer number (22721716717225).

Almost surely, 2^{45443433434449} is an apocalyptic number.

It is an amenable number.

45443433434449 is a deficient number, since it is larger than the sum of its proper divisors (1).

45443433434449 is an equidigital number, since it uses as much as digits as its factorization.

45443433434449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 238878720, while the sum is 58.

The spelling of 45443433434449 in words is "forty-five trillion, four hundred forty-three billion, four hundred thirty-three million, four hundred thirty-four thousand, four hundred forty-nine".