340015418743 has 24 divisors (see below), whose sum is σ = 459982730144. Its totient is φ = 244566527040.

The previous prime is 340015418737. The next prime is 340015418773. The reversal of 340015418743 is 347814510043.

It is a de Polignac number, because none of the positive numbers 2^k-340015418743 is a prime.

It is a super-2 number, since 2×340015418743² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 340015418696 and 340015418705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340015418723) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15428796 + ... + 15450817.

Almost surely, 2^340015418743 is an apocalyptic number.

340015418743 is a deficient number, since it is larger than the sum of its proper divisors (119967311401).

340015418743 is a wasteful number, since it uses less digits than its factorization.

340015418743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30879655 (or 30879644 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

Adding to 340015418743 its reverse (347814510043), we get a palindrome (687829928786).

The spelling of 340015418743 in words is "three hundred forty billion, fifteen million, four hundred eighteen thousand, seven hundred forty-three".