340534221709 has 8 divisors (see below), whose sum is σ = 371841365952. Its totient is φ = 309285325440.

The previous prime is 340534221707. The next prime is 340534221737. The reversal of 340534221709 is 907122435043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 340534221709 - 2¹ = 340534221707 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340534221707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14549764 + ... + 14573149.

It is an arithmetic number, because the mean of its divisors is an integer number (46480170744).

Almost surely, 2^340534221709 is an apocalyptic number.

It is an amenable number.

340534221709 is a deficient number, since it is larger than the sum of its proper divisors (31307144243).

340534221709 is a wasteful number, since it uses less digits than its factorization.

340534221709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29123987.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 340534221709 in words is "three hundred forty billion, five hundred thirty-four million, two hundred twenty-one thousand, seven hundred nine".