1344645366664 has 16 divisors (see below), whose sum is σ = 2521307679120. Its totient is φ = 672296652240.

The previous prime is 1344645366629. The next prime is 1344645366671. The reversal of 1344645366664 is 4666635464431.

It is a junction number, because it is equal to n+sod(n) for n = 1344645366599 and 1344645366608.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3033474 + ... + 3448369.

It is an arithmetic number, because the mean of its divisors is an integer number (157581729945).

Almost surely, 2^{1344645366664} is an apocalyptic number.

It is an amenable number.

1344645366664 is a deficient number, since it is larger than the sum of its proper divisors (1176662312456).

1344645366664 is a wasteful number, since it uses less digits than its factorization.

1344645366664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6507780 (or 6507776 counting only the distinct ones).

The product of its digits is 89579520, while the sum is 58.

The spelling of 1344645366664 in words is "one trillion, three hundred forty-four billion, six hundred forty-five million, three hundred sixty-six thousand, six hundred sixty-four".