345146332027 has 4 divisors (see below), whose sum is σ = 394452950896. Its totient is φ = 295839713160.

The previous prime is 345146331989. The next prime is 345146332031. The reversal of 345146332027 is 720233641543.

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 345146332027 - 2¹⁹ = 345145807739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (345146342027) 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 in 3 ways as a sum of consecutive naturals, for example, 24653309424 + ... + 24653309437.

It is an arithmetic number, because the mean of its divisors is an integer number (98613237724).

Almost surely, 2^345146332027 is an apocalyptic number.

345146332027 is a deficient number, since it is larger than the sum of its proper divisors (49306618869).

345146332027 is an equidigital number, since it uses as much as digits as its factorization.

345146332027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49306618868.

The product of its (nonzero) digits is 362880, while the sum is 40.

The spelling of 345146332027 in words is "three hundred forty-five billion, one hundred forty-six million, three hundred thirty-two thousand, twenty-seven".