32455449149 has 2 divisors, whose sum is σ = 32455449150. Its totient is φ = 32455449148.

The previous prime is 32455449121. The next prime is 32455449197. The reversal of 32455449149 is 94194455423.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19509105625 + 12946343524 = 139675^2 + 113782^2 .

It is a cyclic number.

It is not a de Polignac number, because 32455449149 - 2¹⁶ = 32455383613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 32455449097 and 32455449106.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32455449119) 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, 16227724574 + 16227724575.

It is an arithmetic number, because the mean of its divisors is an integer number (16227724575).

Almost surely, 2^32455449149 is an apocalyptic number.

It is an amenable number.

32455449149 is a deficient number, since it is larger than the sum of its proper divisors (1).

32455449149 is an equidigital number, since it uses as much as digits as its factorization.

32455449149 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3110400, while the sum is 50.

The spelling of 32455449149 in words is "thirty-two billion, four hundred fifty-five million, four hundred forty-nine thousand, one hundred forty-nine".