345422435444 has 6 divisors (see below), whose sum is σ = 604489262034. Its totient is φ = 172711217720.

The previous prime is 345422435431. The next prime is 345422435461. The reversal of 345422435444 is 444534224543.

It can be written as a sum of positive squares in only one way, i.e., 344641791844 + 780643600 = 587062^2 + 27940^2 .

It is a junction number, because it is equal to n+sod(n) for n = 345422435395 and 345422435404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43177804427 + ... + 43177804434.

It is an arithmetic number, because the mean of its divisors is an integer number (100748210339).

Almost surely, 2^345422435444 is an apocalyptic number.

It is an amenable number.

345422435444 is a deficient number, since it is larger than the sum of its proper divisors (259066826590).

345422435444 is a wasteful number, since it uses less digits than its factorization.

345422435444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86355608865 (or 86355608863 counting only the distinct ones).

The product of its digits is 3686400, while the sum is 44.

Adding to 345422435444 its reverse (444534224543), we get a palindrome (789956659987).

The spelling of 345422435444 in words is "three hundred forty-five billion, four hundred twenty-two million, four hundred thirty-five thousand, four hundred forty-four".