340399012968 has 144 divisors (see below), whose sum is σ = 1090012081860. Its totient is φ = 95662425600.

The previous prime is 340399012963. The next prime is 340399012997. The reversal of 340399012968 is 869210993043.

340399012968 is a `hidden beast` number, since 340 + 3 + 9 + 9 + 0 + 1 + 296 + 8 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 278764992324 + 61634020644 = 527982^2 + 248262^2 .

It is not an unprimeable number, because it can be changed into a prime (340399012963) 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 35 ways as a sum of consecutive naturals, for example, 575653 + ... + 1006068.

Almost surely, 2^340399012968 is an apocalyptic number.

It is an amenable number.

340399012968 is an abundant number, since it is smaller than the sum of its proper divisors (749613068892).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340399012968 is a wasteful number, since it uses less digits than its factorization.

340399012968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1581808 (or 1581794 counting only the distinct ones).

The product of its (nonzero) digits is 2519424, while the sum is 54.

The spelling of 340399012968 in words is "three hundred forty billion, three hundred ninety-nine million, twelve thousand, nine hundred sixty-eight".