1306065462646 has 32 divisors (see below), whose sum is σ = 2300343469632. Its totient is φ = 544410149760.

The previous prime is 1306065462641. The next prime is 1306065462661. The reversal of 1306065462646 is 6462645606031.

It is a self number, because there is not a number n which added to its sum of digits gives 1306065462646.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306065462641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 915756 + ... + 1857616.

It is an arithmetic number, because the mean of its divisors is an integer number (71885733426).

Almost surely, 2^{1306065462646} is an apocalyptic number.

1306065462646 is a deficient number, since it is larger than the sum of its proper divisors (994278006986).

1306065462646 is a wasteful number, since it uses less digits than its factorization.

1306065462646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944584.

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 1306065462646 in words is "one trillion, three hundred six billion, sixty-five million, four hundred sixty-two thousand, six hundred forty-six".