345786185027 has 2 divisors, whose sum is σ = 345786185028. Its totient is φ = 345786185026.

The previous prime is 345786184993. The next prime is 345786185039. The reversal of 345786185027 is 720581687543.

It is a strong prime.

It is an emirp because it is prime and its reverse (720581687543) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 345786185027 - 2¹⁴ = 345786168643 is a prime.

It is not a weakly prime, because it can be changed into another prime (345786145027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172893092513 + 172893092514.

It is an arithmetic number, because the mean of its divisors is an integer number (172893092514).

Almost surely, 2^345786185027 is an apocalyptic number.

345786185027 is a deficient number, since it is larger than the sum of its proper divisors (1).

345786185027 is an equidigital number, since it uses as much as digits as its factorization.

345786185027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11289600, while the sum is 56.

The spelling of 345786185027 in words is "three hundred forty-five billion, seven hundred eighty-six million, one hundred eighty-five thousand, twenty-seven".