340404300441 has 8 divisors (see below), whose sum is σ = 504302667360. Its totient is φ = 226936200276.

The previous prime is 340404300427. The next prime is 340404300449. The reversal of 340404300441 is 144003404043.

It is a de Polignac number, because none of the positive numbers 2^k-340404300441 is a prime.

It is a super-3 number, since 3×340404300441³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 12607566683 = 340404300441 / (3 + 4 + 0 + 4 + 0 + 4 + 3 + 0 + 0 + 4 + 4 + 1).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (340404300449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6303783315 + ... + 6303783368.

It is an arithmetic number, because the mean of its divisors is an integer number (63037833420).

Almost surely, 2^340404300441 is an apocalyptic number.

It is an amenable number.

340404300441 is a deficient number, since it is larger than the sum of its proper divisors (163898366919).

340404300441 is a wasteful number, since it uses less digits than its factorization.

340404300441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12607566692 (or 12607566686 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 340404300441 its reverse (144003404043), we get a palindrome (484407704484).

The spelling of 340404300441 in words is "three hundred forty billion, four hundred four million, three hundred thousand, four hundred forty-one".