340322566456 has 32 divisors (see below), whose sum is σ = 671836770000. Its totient is φ = 161170027776.

The previous prime is 340322566379. The next prime is 340322566457. The reversal of 340322566456 is 654665223043.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340322566457) 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 7 ways as a sum of consecutive naturals, for example, 455220 + ... + 942268.

Almost surely, 2^340322566456 is an apocalyptic number.

It is an amenable number.

340322566456 is a deficient number, since it is larger than the sum of its proper divisors (331514203544).

340322566456 is a wasteful number, since it uses less digits than its factorization.

340322566456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491671 (or 491667 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 46.

Adding to 340322566456 its reverse (654665223043), we get a palindrome (994987789499).

The spelling of 340322566456 in words is "three hundred forty billion, three hundred twenty-two million, five hundred sixty-six thousand, four hundred fifty-six".