340322223565 has 4 divisors (see below), whose sum is σ = 408386668284. Its totient is φ = 272257778848.

The previous prime is 340322223557. The next prime is 340322223583. The reversal of 340322223565 is 565322223043.

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 204952682089 + 135369541476 = 452717^2 + 367926^2 .

It is a cyclic number.

It is not a de Polignac number, because 340322223565 - 2³ = 340322223557 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34032222352 + ... + 34032222361.

It is an arithmetic number, because the mean of its divisors is an integer number (102096667071).

Almost surely, 2^340322223565 is an apocalyptic number.

It is an amenable number.

340322223565 is a deficient number, since it is larger than the sum of its proper divisors (68064444719).

340322223565 is an equidigital number, since it uses as much as digits as its factorization.

340322223565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68064444718.

The product of its (nonzero) digits is 259200, while the sum is 37.

The spelling of 340322223565 in words is "three hundred forty billion, three hundred twenty-two million, two hundred twenty-three thousand, five hundred sixty-five".