343225660271655 has 64 divisors (see below), whose sum is σ = 628275760220160. Its totient is φ = 156737399486976.

The previous prime is 343225660271629. The next prime is 343225660271657. The reversal of 343225660271655 is 556172066522343.

It is not a de Polignac number, because 343225660271655 - 2¹² = 343225660267559 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 343225660271595 and 343225660271604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343225660271657) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1647808806 + ... + 1648017084.

It is an arithmetic number, because the mean of its divisors is an integer number (9816808753440).

Almost surely, 2^{343225660271655} is an apocalyptic number.

343225660271655 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

343225660271655 is a deficient number, since it is larger than the sum of its proper divisors (285050099948505).

343225660271655 is a wasteful number, since it uses less digits than its factorization.

343225660271655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224800.

The product of its (nonzero) digits is 54432000, while the sum is 57.

The spelling of 343225660271655 in words is "three hundred forty-three trillion, two hundred twenty-five billion, six hundred sixty million, two hundred seventy-one thousand, six hundred fifty-five".