345121333354 has 32 divisors (see below), whose sum is σ = 605346431616. Its totient is φ = 144519552000.

The previous prime is 345121333331. The next prime is 345121333379. The reversal of 345121333354 is 453333121543.

It is a happy number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 1468647 + ... + 1687354.

It is an arithmetic number, because the mean of its divisors is an integer number (18917075988).

Almost surely, 2^345121333354 is an apocalyptic number.

345121333354 is a deficient number, since it is larger than the sum of its proper divisors (260225098262).

345121333354 is a wasteful number, since it uses less digits than its factorization.

345121333354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3156190.

The product of its digits is 194400, while the sum is 37.

Adding to 345121333354 its reverse (453333121543), we get a palindrome (798454454897).

The spelling of 345121333354 in words is "three hundred forty-five billion, one hundred twenty-one million, three hundred thirty-three thousand, three hundred fifty-four".