6628194134 has 16 divisors (see below), whose sum is σ = 10540392576. Its totient is φ = 3120508800.

The previous prime is 6628194127. The next prime is 6628194143. The reversal of 6628194134 is 4314918266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442387 + ... + 1446974.

It is an arithmetic number, because the mean of its divisors is an integer number (658774536).

Almost surely, 2^6628194134 is an apocalyptic number.

6628194134 is a deficient number, since it is larger than the sum of its proper divisors (3912198442).

6628194134 is a wasteful number, since it uses less digits than its factorization.

6628194134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2889431.

The product of its digits is 248832, while the sum is 44.

The square root of 6628194134 is about 81413.7220252213. The cubic root of 6628194134 is about 1878.4446671063. Note that the first 3 decimals are identical.

The spelling of 6628194134 in words is "six billion, six hundred twenty-eight million, one hundred ninety-four thousand, one hundred thirty-four".