33254428849 has 2 divisors, whose sum is σ = 33254428850. Its totient is φ = 33254428848.

The previous prime is 33254428819. The next prime is 33254428931. The reversal of 33254428849 is 94882445233.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 28175301025 + 5079127824 = 167855^2 + 71268^2 .

It is a cyclic number.

It is not a de Polignac number, because 33254428849 - 2⁵ = 33254428817 is a prime.

It is a super-2 number, since 2×33254428849² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33254428796 and 33254428805.

It is not a weakly prime, because it can be changed into another prime (33254428819) 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, 16627214424 + 16627214425.

It is an arithmetic number, because the mean of its divisors is an integer number (16627214425).

Almost surely, 2^33254428849 is an apocalyptic number.

It is an amenable number.

33254428849 is a deficient number, since it is larger than the sum of its proper divisors (1).

33254428849 is an equidigital number, since it uses as much as digits as its factorization.

33254428849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6635520, while the sum is 52.

The spelling of 33254428849 in words is "thirty-three billion, two hundred fifty-four million, four hundred twenty-eight thousand, eight hundred forty-nine".