340134423212 has 48 divisors (see below), whose sum is σ = 635858496000. Its totient is φ = 158734914624.

The previous prime is 340134423173. The next prime is 340134423227. The reversal of 340134423212 is 212324431043.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2743214 + ... + 2864522.

It is an arithmetic number, because the mean of its divisors is an integer number (13247052000).

Almost surely, 2^340134423212 is an apocalyptic number.

It is an amenable number.

340134423212 is a deficient number, since it is larger than the sum of its proper divisors (295724072788).

340134423212 is a wasteful number, since it uses less digits than its factorization.

340134423212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121878 (or 121876 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 340134423212 its reverse (212324431043), we get a palindrome (552458854255).

The spelling of 340134423212 in words is "three hundred forty billion, one hundred thirty-four million, four hundred twenty-three thousand, two hundred twelve".