345345838458 has 8 divisors (see below), whose sum is σ = 690691676928. Its totient is φ = 115115279484.

The previous prime is 345345838457. The next prime is 345345838463. The reversal of 345345838458 is 854838543543.

It is a sphenic number, since it is the product of 3 distinct primes.

345345838458 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (345345838457) 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, 28778819866 + ... + 28778819877.

It is an arithmetic number, because the mean of its divisors is an integer number (86336459616).

Almost surely, 2^345345838458 is an apocalyptic number.

345345838458 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345345838458 is a wasteful number, since it uses less digits than its factorization.

345345838458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57557639748.

The product of its digits is 110592000, while the sum is 60.

The spelling of 345345838458 in words is "three hundred forty-five billion, three hundred forty-five million, eight hundred thirty-eight thousand, four hundred fifty-eight".