1306445162645 has 32 divisors (see below), whose sum is σ = 1795862700288. Its totient is φ = 893766601728.

The previous prime is 1306445162641. The next prime is 1306445162651. The reversal of 1306445162645 is 5462615446031.

It is not a de Polignac number, because 1306445162645 - 2² = 1306445162641 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1306445162645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306445162641) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 39031757 + ... + 39065213.

It is an arithmetic number, because the mean of its divisors is an integer number (56120709384).

Almost surely, 2^{1306445162645} is an apocalyptic number.

It is an amenable number.

1306445162645 is a deficient number, since it is larger than the sum of its proper divisors (489417537643).

1306445162645 is a wasteful number, since it uses less digits than its factorization.

1306445162645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36029.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 1306445162645 in words is "one trillion, three hundred six billion, four hundred forty-five million, one hundred sixty-two thousand, six hundred forty-five".