342200987749 has 2 divisors, whose sum is σ = 342200987750. Its totient is φ = 342200987748.

The previous prime is 342200987747. The next prime is 342200987789. The reversal of 342200987749 is 947789002243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 311112950625 + 31088037124 = 557775^2 + 176318^2 .

It is a cyclic number.

It is not a de Polignac number, because 342200987749 - 2¹ = 342200987747 is a prime.

Together with 342200987747, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 342200987749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342200987747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171100493874 + 171100493875.

It is an arithmetic number, because the mean of its divisors is an integer number (171100493875).

Almost surely, 2^342200987749 is an apocalyptic number.

It is an amenable number.

342200987749 is a deficient number, since it is larger than the sum of its proper divisors (1).

342200987749 is an equidigital number, since it uses as much as digits as its factorization.

342200987749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6096384, while the sum is 55.

The spelling of 342200987749 in words is "three hundred forty-two billion, two hundred million, nine hundred eighty-seven thousand, seven hundred forty-nine".