1306445162623 has 8 divisors (see below), whose sum is σ = 1380317727600. Its totient is φ = 1233083827008.

The previous prime is 1306445162609. The next prime is 1306445162641. The reversal of 1306445162623 is 3262615446031.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1306445162623 - 2⁹ = 1306445162111 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 1306445162623.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1306445166623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127802086 + ... + 127812307.

It is an arithmetic number, because the mean of its divisors is an integer number (172539715950).

Almost surely, 2^{1306445162623} is an apocalyptic number.

1306445162623 is a deficient number, since it is larger than the sum of its proper divisors (73872564977).

1306445162623 is a wasteful number, since it uses less digits than its factorization.

1306445162623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255614681.

The product of its (nonzero) digits is 622080, while the sum is 43.

The spelling of 1306445162623 in words is "one trillion, three hundred six billion, four hundred forty-five million, one hundred sixty-two thousand, six hundred twenty-three".