1322632969649 has 2 divisors, whose sum is σ = 1322632969650. Its totient is φ = 1322632969648.

The previous prime is 1322632969633. The next prime is 1322632969663. The reversal of 1322632969649 is 9469692362231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1101292830625 + 221340139024 = 1049425^2 + 470468^2 .

It is a cyclic number.

It is not a de Polignac number, because 1322632969649 - 2⁴ = 1322632969633 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1322632969591 and 1322632969600.

It is not a weakly prime, because it can be changed into another prime (1322632969949) 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, 661316484824 + 661316484825.

It is an arithmetic number, because the mean of its divisors is an integer number (661316484825).

Almost surely, 2^{1322632969649} is an apocalyptic number.

It is an amenable number.

1322632969649 is a deficient number, since it is larger than the sum of its proper divisors (1).

1322632969649 is an equidigital number, since it uses as much as digits as its factorization.

1322632969649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45349632, while the sum is 62.

The spelling of 1322632969649 in words is "one trillion, three hundred twenty-two billion, six hundred thirty-two million, nine hundred sixty-nine thousand, six hundred forty-nine".