1386426423643 has 2 divisors, whose sum is σ = 1386426423644. Its totient is φ = 1386426423642.

The previous prime is 1386426423523. The next prime is 1386426423671. The reversal of 1386426423643 is 3463246246831.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1386426423643 - 2¹⁷ = 1386426292571 is a prime.

It is not a weakly prime, because it can be changed into another prime (1386426483643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 693213211821 + 693213211822.

It is an arithmetic number, because the mean of its divisors is an integer number (693213211822).

Almost surely, 2^{1386426423643} is an apocalyptic number.

1386426423643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1386426423643 is an equidigital number, since it uses as much as digits as its factorization.

1386426423643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11943936, while the sum is 52.

The spelling of 1386426423643 in words is "one trillion, three hundred eighty-six billion, four hundred twenty-six million, four hundred twenty-three thousand, six hundred forty-three".