340705639464922 has 4 divisors (see below), whose sum is σ = 511058459197386. Its totient is φ = 170352819732460.

The previous prime is 340705639464917. The next prime is 340705639464929. The reversal of 340705639464922 is 229464936507043.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 336036889653481 + 4668749811441 = 18331309^2 + 2160729^2 .

It is not an unprimeable number, because it can be changed into a prime (340705639464929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85176409866229 + ... + 85176409866232.

Almost surely, 2^{340705639464922} is an apocalyptic number.

340705639464922 is a deficient number, since it is larger than the sum of its proper divisors (170352819732464).

340705639464922 is a wasteful number, since it uses less digits than its factorization.

340705639464922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170352819732463.

The product of its (nonzero) digits is 235146240, while the sum is 64.

The spelling of 340705639464922 in words is "three hundred forty trillion, seven hundred five billion, six hundred thirty-nine million, four hundred sixty-four thousand, nine hundred twenty-two".