1342311640639 has 2 divisors, whose sum is σ = 1342311640640. Its totient is φ = 1342311640638.

The previous prime is 1342311640603. The next prime is 1342311640679. The reversal of 1342311640639 is 9360461132431.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1342311640639 - 2⁷ = 1342311640511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1342311640595 and 1342311640604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1342311640679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 671155820319 + 671155820320.

It is an arithmetic number, because the mean of its divisors is an integer number (671155820320).

Almost surely, 2^{1342311640639} is an apocalyptic number.

1342311640639 is a deficient number, since it is larger than the sum of its proper divisors (1).

1342311640639 is an equidigital number, since it uses as much as digits as its factorization.

1342311640639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 43.

The spelling of 1342311640639 in words is "one trillion, three hundred forty-two billion, three hundred eleven million, six hundred forty thousand, six hundred thirty-nine".