300340640275393 has 2 divisors, whose sum is σ = 300340640275394. Its totient is φ = 300340640275392.

The previous prime is 300340640275391. The next prime is 300340640275409. The reversal of 300340640275393 is 393572046043003.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 299454995533824 + 885644741569 = 17304768^2 + 941087^2 .

It is a cyclic number.

It is not a de Polignac number, because 300340640275393 - 2¹ = 300340640275391 is a prime.

Together with 300340640275391, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (300340640275391) 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, 150170320137696 + 150170320137697.

It is an arithmetic number, because the mean of its divisors is an integer number (150170320137697).

Almost surely, 2^{300340640275393} is an apocalyptic number.

It is an amenable number.

300340640275393 is a deficient number, since it is larger than the sum of its proper divisors (1).

300340640275393 is an equidigital number, since it uses as much as digits as its factorization.

300340640275393 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4898880, while the sum is 49.

The spelling of 300340640275393 in words is "three hundred trillion, three hundred forty billion, six hundred forty million, two hundred seventy-five thousand, three hundred ninety-three".