340255331517 has 32 divisors (see below), whose sum is σ = 519308668800. Its totient is φ = 196790611968.

The previous prime is 340255331509. The next prime is 340255331519. The reversal of 340255331517 is 715133552043.

It is not a de Polignac number, because 340255331517 - 2³ = 340255331509 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340255331519) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4709292 + ... + 4780997.

It is an arithmetic number, because the mean of its divisors is an integer number (16228395900).

Almost surely, 2^340255331517 is an apocalyptic number.

340255331517 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

It is an amenable number.

340255331517 is a deficient number, since it is larger than the sum of its proper divisors (179053337283).

340255331517 is a wasteful number, since it uses less digits than its factorization.

340255331517 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9490365.

The product of its (nonzero) digits is 189000, while the sum is 39.

The spelling of 340255331517 in words is "three hundred forty billion, two hundred fifty-five million, three hundred thirty-one thousand, five hundred seventeen".