6604214128 has 30 divisors (see below), whose sum is σ = 13592636216. Its totient is φ = 3107863296.

The previous prime is 6604214119. The next prime is 6604214131. The reversal of 6604214128 is 8214124066.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 6604214093 and 6604214102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 709500 + ... + 718747.

Almost surely, 2^6604214128 is an apocalyptic number.

6604214128 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

6604214128 is an abundant number, since it is smaller than the sum of its proper divisors (6988422088).

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

6604214128 is a wasteful number, since it uses less digits than its factorization.

6604214128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428289 (or 1428266 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 6604214128 is about 81266.3160725279. The cubic root of 6604214128 is about 1876.1766010479.

The spelling of 6604214128 in words is "six billion, six hundred four million, two hundred fourteen thousand, one hundred twenty-eight".