1366424243045 has 16 divisors (see below), whose sum is σ = 1675816577280. Its totient is φ = 1069101628224.

The previous prime is 1366424243027. The next prime is 1366424243053. The reversal of 1366424243045 is 5403424246631.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1366424243045 - 2¹⁰ = 1366424242021 is a prime.

It is a super-2 number, since 2×1366424243045² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1366424242987 and 1366424243005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1794815 + ... + 2440124.

It is an arithmetic number, because the mean of its divisors is an integer number (104738536080).

Almost surely, 2^{1366424243045} is an apocalyptic number.

It is an amenable number.

1366424243045 is a deficient number, since it is larger than the sum of its proper divisors (309392334235).

1366424243045 is a wasteful number, since it uses less digits than its factorization.

1366424243045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4236364.

The product of its (nonzero) digits is 1658880, while the sum is 44.

Adding to 1366424243045 its reverse (5403424246631), we get a palindrome (6769848489676).

The spelling of 1366424243045 in words is "one trillion, three hundred sixty-six billion, four hundred twenty-four million, two hundred forty-three thousand, forty-five".