6667125630 has 32 divisors (see below), whose sum is σ = 17455747968. Its totient is φ = 1616272800.

The previous prime is 6667125629. The next prime is 6667125643. The reversal of 6667125630 is 365217666.

It is a Curzon 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, 10101376 + ... + 10102035.

It is an arithmetic number, because the mean of its divisors is an integer number (545492124).

Almost surely, 2^6667125630 is an apocalyptic number.

6667125630 is an abundant number, since it is smaller than the sum of its proper divisors (10788622338).

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

6667125630 is a wasteful number, since it uses less digits than its factorization.

6667125630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20203432.

The product of its (nonzero) digits is 272160, while the sum is 42.

The square root of 6667125630 is about 81652.4686093446. The cubic root of 6667125630 is about 1882.1152468742.

The spelling of 6667125630 in words is "six billion, six hundred sixty-seven million, one hundred twenty-five thousand, six hundred thirty".