1342643521982 has 8 divisors (see below), whose sum is σ = 2301674609136. Its totient is φ = 575418652272.

The previous prime is 1342643521931. The next prime is 1342643522029. The reversal of 1342643521982 is 2891253462431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1342643521982.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47951554343 + ... + 47951554370.

It is an arithmetic number, because the mean of its divisors is an integer number (287709326142).

Almost surely, 2^{1342643521982} is an apocalyptic number.

1342643521982 is a deficient number, since it is larger than the sum of its proper divisors (959031087154).

1342643521982 is an equidigital number, since it uses as much as digits as its factorization.

1342643521982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95903108722.

The product of its digits is 2488320, while the sum is 50.

The spelling of 1342643521982 in words is "one trillion, three hundred forty-two billion, six hundred forty-three million, five hundred twenty-one thousand, nine hundred eighty-two".