33132312449 has 2 divisors, whose sum is σ = 33132312450. Its totient is φ = 33132312448.

The previous prime is 33132312373. The next prime is 33132312517. The reversal of 33132312449 is 94421323133.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23502423025 + 9629889424 = 153305^2 + 98132^2 .

It is an emirp because it is prime and its reverse (94421323133) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 33132312449 - 2²⁸ = 32863876993 is a prime.

It is not a weakly prime, because it can be changed into another prime (33132315449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16566156224 + 16566156225.

It is an arithmetic number, because the mean of its divisors is an integer number (16566156225).

Almost surely, 2^33132312449 is an apocalyptic number.

It is an amenable number.

33132312449 is a deficient number, since it is larger than the sum of its proper divisors (1).

33132312449 is an equidigital number, since it uses as much as digits as its factorization.

33132312449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The spelling of 33132312449 in words is "thirty-three billion, one hundred thirty-two million, three hundred twelve thousand, four hundred forty-nine".