1326388959707 has 12 divisors (see below), whose sum is σ = 1543598685216. Its totient is φ = 1136421140400.

The previous prime is 1326388959689. The next prime is 1326388959719. The reversal of 1326388959707 is 7079598836231.

It is not a de Polignac number, because 1326388959707 - 2⁸ = 1326388959451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1326388959767) 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 in 11 ways as a sum of consecutive naturals, for example, 5641748 + ... + 5872145.

It is an arithmetic number, because the mean of its divisors is an integer number (128633223768).

Almost surely, 2^{1326388959707} is an apocalyptic number.

1326388959707 is a deficient number, since it is larger than the sum of its proper divisors (217209725509).

1326388959707 is a wasteful number, since it uses less digits than its factorization.

1326388959707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11516258 (or 11516251 counting only the distinct ones).

The product of its (nonzero) digits is 137168640, while the sum is 68.

The spelling of 1326388959707 in words is "one trillion, three hundred twenty-six billion, three hundred eighty-eight million, nine hundred fifty-nine thousand, seven hundred seven".