340164653665 has 16 divisors (see below), whose sum is σ = 411201673920. Its totient is φ = 270132408000.

The previous prime is 340164653663. The next prime is 340164653683. The reversal of 340164653665 is 566356461043.

It is not a de Polignac number, because 340164653665 - 2¹ = 340164653663 is a prime.

It is not an unprimeable number, because it can be changed into a prime (340164653663) 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 15 ways as a sum of consecutive naturals, for example, 587290 + ... + 1012540.

It is an arithmetic number, because the mean of its divisors is an integer number (25700104620).

Almost surely, 2^340164653665 is an apocalyptic number.

It is an amenable number.

340164653665 is a deficient number, since it is larger than the sum of its proper divisors (71037020255).

340164653665 is a wasteful number, since it uses less digits than its factorization.

340164653665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426432.

The product of its (nonzero) digits is 4665600, while the sum is 49.

The spelling of 340164653665 in words is "three hundred forty billion, one hundred sixty-four million, six hundred fifty-three thousand, six hundred sixty-five".