6378214252 has 18 divisors (see below), whose sum is σ = 11427503388. Its totient is φ = 3114938232.

The previous prime is 6378214217. The next prime is 6378214259. The reversal of 6378214252 is 2524128736.

It is not an unprimeable number, because it can be changed into a prime (6378214259) 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 5 ways as a sum of consecutive naturals, for example, 423798 + ... + 438589.

Almost surely, 2^6378214252 is an apocalyptic number.

It is an amenable number.

6378214252 is a deficient number, since it is larger than the sum of its proper divisors (5049289136).

6378214252 is a wasteful number, since it uses less digits than its factorization.

6378214252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 862477 (or 862432 counting only the distinct ones).

The product of its digits is 161280, while the sum is 40.

The square root of 6378214252 is about 79863.7230036266. The cubic root of 6378214252 is about 1854.5264617586.

The spelling of 6378214252 in words is "six billion, three hundred seventy-eight million, two hundred fourteen thousand, two hundred fifty-two".