1366265443445 has 8 divisors (see below), whose sum is σ = 1873735465344. Its totient is φ = 936867732624.

The previous prime is 1366265443423. The next prime is 1366265443453. The reversal of 1366265443445 is 5443445626631.

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 1366265443445 - 2⁸ = 1366265443189 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19518077729 + ... + 19518077798.

It is an arithmetic number, because the mean of its divisors is an integer number (234216933168).

Almost surely, 2^{1366265443445} is an apocalyptic number.

It is an amenable number.

1366265443445 is a deficient number, since it is larger than the sum of its proper divisors (507470021899).

1366265443445 is an equidigital number, since it uses as much as digits as its factorization.

1366265443445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39036155539.

The product of its digits is 24883200, while the sum is 53.

The spelling of 1366265443445 in words is "one trillion, three hundred sixty-six billion, two hundred sixty-five million, four hundred forty-three thousand, four hundred forty-five".