4218655830 has 64 divisors (see below), whose sum is σ = 10245657600. Its totient is φ = 1111599104.

The previous prime is 4218655817. The next prime is 4218655841. The reversal of 4218655830 is 385568124.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1439827 + ... + 1442753.

It is an arithmetic number, because the mean of its divisors is an integer number (160088400).

Almost surely, 2^4218655830 is an apocalyptic number.

4218655830 is an abundant number, since it is smaller than the sum of its proper divisors (6027001770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4218655830 is a wasteful number, since it uses less digits than its factorization.

4218655830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3493.

The product of its (nonzero) digits is 230400, while the sum is 42.

The square root of 4218655830 is about 64951.1803587895. The cubic root of 4218655830 is about 1615.8139947314.

The spelling of 4218655830 in words is "four billion, two hundred eighteen million, six hundred fifty-five thousand, eight hundred thirty".