345636655 has 16 divisors (see below), whose sum is σ = 510479424. Its totient is φ = 218776320.

The previous prime is 345636631. The next prime is 345636659. The reversal of 345636655 is 556636543.

It is not a de Polignac number, because 345636655 - 2¹¹ = 345634607 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345636659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379366 + ... + 380275.

It is an arithmetic number, because the mean of its divisors is an integer number (31904964).

Almost surely, 2^345636655 is an apocalyptic number.

345636655 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

345636655 is a deficient number, since it is larger than the sum of its proper divisors (164842769).

345636655 is a wasteful number, since it uses less digits than its factorization.

345636655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759666.

The product of its digits is 972000, while the sum is 43.

The square root of 345636655 is about 18591.3058981880. The cubic root of 345636655 is about 701.7890664491.

The spelling of 345636655 in words is "three hundred forty-five million, six hundred thirty-six thousand, six hundred fifty-five".