345451122455 has 16 divisors (see below), whose sum is σ = 421362242400. Its totient is φ = 271814175360.

The previous prime is 345451122413. The next prime is 345451122487. The reversal of 345451122455 is 554221154543.

It is a happy number.

It is not a de Polignac number, because 345451122455 - 2¹⁸ = 345450860311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9384476 + ... + 9421214.

It is an arithmetic number, because the mean of its divisors is an integer number (26335140150).

Almost surely, 2^345451122455 is an apocalyptic number.

345451122455 is a deficient number, since it is larger than the sum of its proper divisors (75911119945).

345451122455 is a wasteful number, since it uses less digits than its factorization.

345451122455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67634.

The product of its digits is 480000, while the sum is 41.

Adding to 345451122455 its reverse (554221154543), we get a palindrome (899672276998).

The spelling of 345451122455 in words is "three hundred forty-five billion, four hundred fifty-one million, one hundred twenty-two thousand, four hundred fifty-five".