342034445344021 has 8 divisors (see below), whose sum is σ = 346962479915480. Its totient is φ = 337112968372992.

The previous prime is 342034445343967. The next prime is 342034445344079. The reversal of 342034445344021 is 120443544430243.

It can be written as a sum of positive squares in 4 ways, for example, as 1702568280625 + 340331877063396 = 1304825^2 + 18448086^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 342034445344021 - 2²⁵ = 342034411789589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342034445314021) 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, 1639295040 + ... + 1639503673.

It is an arithmetic number, because the mean of its divisors is an integer number (43370309989435).

Almost surely, 2^{342034445344021} is an apocalyptic number.

It is an amenable number.

342034445344021 is a deficient number, since it is larger than the sum of its proper divisors (4928034571459).

342034445344021 is a wasteful number, since it uses less digits than its factorization.

342034445344021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3278800215.

The product of its (nonzero) digits is 2211840, while the sum is 43.

Adding to 342034445344021 its reverse (120443544430243), we get a palindrome (462477989774264).

The spelling of 342034445344021 in words is "three hundred forty-two trillion, thirty-four billion, four hundred forty-five million, three hundred forty-four thousand, twenty-one".