340360664009 has 4 divisors (see below), whose sum is σ = 352097238660. Its totient is φ = 328624089360.

The previous prime is 340360663987. The next prime is 340360664011. The reversal of 340360664009 is 900466063043.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 152702755984 + 187657908025 = 390772^2 + 433195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-340360664009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (340360664309) 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, 5868287282 + ... + 5868287339.

It is an arithmetic number, because the mean of its divisors is an integer number (88024309665).

Almost surely, 2^340360664009 is an apocalyptic number.

It is an amenable number.

340360664009 is a deficient number, since it is larger than the sum of its proper divisors (11736574651).

340360664009 is a wasteful number, since it uses less digits than its factorization.

340360664009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736574650.

The product of its (nonzero) digits is 279936, while the sum is 41.

The spelling of 340360664009 in words is "three hundred forty billion, three hundred sixty million, six hundred sixty-four thousand, nine".