340551311255 has 8 divisors (see below), whose sum is σ = 410169551424. Its totient is φ = 271435730400.

The previous prime is 340551311251. The next prime is 340551311297. The reversal of 340551311255 is 552113155043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 340551311255 - 2² = 340551311251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340551311251) 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, 125663336 + ... + 125666045.

It is an arithmetic number, because the mean of its divisors is an integer number (51271193928).

Almost surely, 2^340551311255 is an apocalyptic number.

340551311255 is a deficient number, since it is larger than the sum of its proper divisors (69618240169).

340551311255 is a wasteful number, since it uses less digits than its factorization.

340551311255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251329657.

The product of its (nonzero) digits is 45000, while the sum is 35.

Adding to 340551311255 its reverse (552113155043), we get a palindrome (892664466298).

The spelling of 340551311255 in words is "three hundred forty billion, five hundred fifty-one million, three hundred eleven thousand, two hundred fifty-five".