1366254612613 has 32 divisors (see below), whose sum is σ = 1582771612032. Its totient is φ = 1165556121600.

The previous prime is 1366254612599. The next prime is 1366254612673. The reversal of 1366254612613 is 3162164526631.

It is a de Polignac number, because none of the positive numbers 2^k-1366254612613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1366254612673) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144221445 + ... + 144230917.

It is an arithmetic number, because the mean of its divisors is an integer number (49461612876).

Almost surely, 2^{1366254612613} is an apocalyptic number.

It is an amenable number.

1366254612613 is a deficient number, since it is larger than the sum of its proper divisors (216516999419).

1366254612613 is a wasteful number, since it uses less digits than its factorization.

1366254612613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11685.

The product of its digits is 933120, while the sum is 46.

The spelling of 1366254612613 in words is "one trillion, three hundred sixty-six billion, two hundred fifty-four million, six hundred twelve thousand, six hundred thirteen".