1342634221805 has 16 divisors (see below), whose sum is σ = 1614194144640. Its totient is φ = 1072087021632.

The previous prime is 1342634221783. The next prime is 1342634221847. The reversal of 1342634221805 is 5081224362431.

It is a cyclic number.

It is not a de Polignac number, because 1342634221805 - 2⁸ = 1342634221549 is a prime.

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, 6299066 + ... + 6508724.

It is an arithmetic number, because the mean of its divisors is an integer number (100887134040).

Almost surely, 2^{1342634221805} is an apocalyptic number.

It is an amenable number.

1342634221805 is a deficient number, since it is larger than the sum of its proper divisors (271559922835).

1342634221805 is a wasteful number, since it uses less digits than its factorization.

1342634221805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212068.

The product of its (nonzero) digits is 276480, while the sum is 41.

The spelling of 1342634221805 in words is "one trillion, three hundred forty-two billion, six hundred thirty-four million, two hundred twenty-one thousand, eight hundred five".