1342643634194 has 32 divisors (see below), whose sum is σ = 2114492014080. Its totient is φ = 638557171200.

The previous prime is 1342643634187. The next prime is 1342643634197. The reversal of 1342643634194 is 4914363462431.

It is not an unprimeable number, because it can be changed into a prime (1342643634197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27560642 + ... + 27609314.

It is an arithmetic number, because the mean of its divisors is an integer number (66077875440).

Almost surely, 2^{1342643634194} is an apocalyptic number.

1342643634194 is a deficient number, since it is larger than the sum of its proper divisors (771848379886).

1342643634194 is a wasteful number, since it uses less digits than its factorization.

1342643634194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56306.

The product of its digits is 4478976, while the sum is 50.

The spelling of 1342643634194 in words is "one trillion, three hundred forty-two billion, six hundred forty-three million, six hundred thirty-four thousand, one hundred ninety-four".