1306443266634 has 32 divisors (see below), whose sum is σ = 2974353053184. Its totient is φ = 378679207280.

The previous prime is 1306443266629. The next prime is 1306443266641. The reversal of 1306443266634 is 4366623446031.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 430315764 + ... + 430318799.

It is an arithmetic number, because the mean of its divisors is an integer number (92948532912).

Almost surely, 2^{1306443266634} is an apocalyptic number.

1306443266634 is an abundant number, since it is smaller than the sum of its proper divisors (1667909786550).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1306443266634 is a wasteful number, since it uses less digits than its factorization.

1306443266634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 860634602.

The product of its (nonzero) digits is 4478976, while the sum is 48.

The spelling of 1306443266634 in words is "one trillion, three hundred six billion, four hundred forty-three million, two hundred sixty-six thousand, six hundred thirty-four".