342116613105251 has 4 divisors (see below), whose sum is σ = 342123629923152. Its totient is φ = 342109596287352.

The previous prime is 342116613105143. The next prime is 342116613105313. The reversal of 342116613105251 is 152501316611243.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 342116613105251 - 2¹⁸ = 342116612843107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342116613105199 and 342116613105208.

It is not an unprimeable number, because it can be changed into a prime (342116613104251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3508335815 + ... + 3508433328.

It is an arithmetic number, because the mean of its divisors is an integer number (85530907480788).

Almost surely, 2^{342116613105251} is an apocalyptic number.

342116613105251 is a deficient number, since it is larger than the sum of its proper divisors (7016817901).

342116613105251 is an equidigital number, since it uses as much as digits as its factorization.

342116613105251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016817900.

The product of its (nonzero) digits is 129600, while the sum is 41.

Adding to 342116613105251 its reverse (152501316611243), we get a palindrome (494617929716494).

The spelling of 342116613105251 in words is "three hundred forty-two trillion, one hundred sixteen billion, six hundred thirteen million, one hundred five thousand, two hundred fifty-one".