342419216845 has 16 divisors (see below), whose sum is σ = 414713225520. Its totient is φ = 271395753984.

The previous prime is 342419216837. The next prime is 342419216863. The reversal of 342419216845 is 548612914243.

It can be written as a sum of positive squares in 8 ways, for example, as 21069683716 + 321349533129 = 145154^2 + 566877^2 .

It is a cyclic number.

It is not a de Polignac number, because 342419216845 - 2³ = 342419216837 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7081069 + ... + 7129261.

It is an arithmetic number, because the mean of its divisors is an integer number (25919576595).

Almost surely, 2^342419216845 is an apocalyptic number.

It is an amenable number.

342419216845 is a deficient number, since it is larger than the sum of its proper divisors (72294008675).

342419216845 is a wasteful number, since it uses less digits than its factorization.

342419216845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61344.

The product of its digits is 1658880, while the sum is 49.

The spelling of 342419216845 in words is "three hundred forty-two billion, four hundred nineteen million, two hundred sixteen thousand, eight hundred forty-five".