340243413413 has 4 divisors (see below), whose sum is σ = 351975944940. Its totient is φ = 328510881888.

The previous prime is 340243413379. The next prime is 340243413431. The reversal of 340243413413 is 314314342043.

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 242898165409 + 97345248004 = 492847^2 + 312002^2 .

It is a cyclic number.

It is not a de Polignac number, because 340243413413 - 2¹⁴ = 340243397029 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 340243413413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340243413613) 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, 5866265720 + ... + 5866265777.

It is an arithmetic number, because the mean of its divisors is an integer number (87993986235).

Almost surely, 2^340243413413 is an apocalyptic number.

It is an amenable number.

340243413413 is a deficient number, since it is larger than the sum of its proper divisors (11732531527).

340243413413 is a wasteful number, since it uses less digits than its factorization.

340243413413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11732531526.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 340243413413 its reverse (314314342043), we get a palindrome (654557755456).

The spelling of 340243413413 in words is "three hundred forty billion, two hundred forty-three million, four hundred thirteen thousand, four hundred thirteen".