1342643522009 has 8 divisors (see below), whose sum is σ = 1408270147968. Its totient is φ = 1278561052080.

The previous prime is 1342643521931. The next prime is 1342643522029. The reversal of 1342643522009 is 9002253462431.

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

It is not a de Polignac number, because 1342643522009 - 2²⁰ = 1342642473433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1342643522029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 386037227 + ... + 386040704.

It is an arithmetic number, because the mean of its divisors is an integer number (176033768496).

Almost surely, 2^{1342643522009} is an apocalyptic number.

It is an amenable number.

1342643522009 is a deficient number, since it is larger than the sum of its proper divisors (65626625959).

1342643522009 is an equidigital number, since it uses as much as digits as its factorization.

1342643522009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772078015.

The product of its (nonzero) digits is 311040, while the sum is 41.

The spelling of 1342643522009 in words is "one trillion, three hundred forty-two billion, six hundred forty-three million, five hundred twenty-two thousand, nine".