340684666090 has 8 divisors (see below), whose sum is σ = 613232398980. Its totient is φ = 136273866432.

The previous prime is 340684666061. The next prime is 340684666093. The reversal of 340684666090 is 90666486043.

It can be written as a sum of positive squares in 2 ways, for example, as 339936807681 + 747858409 = 583041^2 + 27347^2 .

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

It is not an unprimeable number, because it can be changed into a prime (340684666093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17034233295 + ... + 17034233314.

Almost surely, 2^340684666090 is an apocalyptic number.

340684666090 is a deficient number, since it is larger than the sum of its proper divisors (272547732890).

340684666090 is a wasteful number, since it uses less digits than its factorization.

340684666090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34068466616.

The product of its (nonzero) digits is 4478976, while the sum is 52.

The spelling of 340684666090 in words is "three hundred forty billion, six hundred eighty-four million, six hundred sixty-six thousand, ninety".