345142655 has 16 divisors (see below), whose sum is σ = 486579744. Its totient is φ = 231703680.

The previous prime is 345142649. The next prime is 345142691. The reversal of 345142655 is 556241543.

It is not a de Polignac number, because 345142655 - 2⁶ = 345142591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240644 + ... + 242073.

It is an arithmetic number, because the mean of its divisors is an integer number (30411234).

Almost surely, 2^345142655 is an apocalyptic number.

345142655 is a deficient number, since it is larger than the sum of its proper divisors (141437089).

345142655 is a wasteful number, since it uses less digits than its factorization.

345142655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 482746.

The product of its digits is 72000, while the sum is 35.

The square root of 345142655 is about 18578.0153676328. The cubic root of 345142655 is about 701.4545638333.

The spelling of 345142655 in words is "three hundred forty-five million, one hundred forty-two thousand, six hundred fifty-five".