33442224449 has 2 divisors, whose sum is σ = 33442224450. Its totient is φ = 33442224448.

The previous prime is 33442224341. The next prime is 33442224467. The reversal of 33442224449 is 94442224433.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18311502400 + 15130722049 = 135320^2 + 123007^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33442224449 is a prime.

It is a super-2 number, since 2×33442224449² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33442224499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16721112224 + 16721112225.

It is an arithmetic number, because the mean of its divisors is an integer number (16721112225).

Almost surely, 2^33442224449 is an apocalyptic number.

It is an amenable number.

33442224449 is a deficient number, since it is larger than the sum of its proper divisors (1).

33442224449 is an equidigital number, since it uses as much as digits as its factorization.

33442224449 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 663552, while the sum is 41.

The spelling of 33442224449 in words is "thirty-three billion, four hundred forty-two million, two hundred twenty-four thousand, four hundred forty-nine".