6606653634 has 36 divisors (see below), whose sum is σ = 16651465974. Its totient is φ = 1887615072.

The previous prime is 6606653591. The next prime is 6606653681. The reversal of 6606653634 is 4363566066.

It is a happy number.

6606653634 is a `hidden beast` number, since 6 + 6 + 0 + 6 + 6 + 5 + 3 + 634 = 666.

It can be written as a sum of positive squares in only one way, i.e., 6587757225 + 18896409 = 81165^2 + 4347^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6606653634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3744387 + ... + 3746150.

Almost surely, 2^6606653634 is an apocalyptic number.

6606653634 is an abundant number, since it is smaller than the sum of its proper divisors (10044812340).

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

6606653634 is a wasteful number, since it uses less digits than its factorization.

6606653634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7490559 (or 7490549 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 45.

The square root of 6606653634 is about 81281.3240172673. The cubic root of 6606653634 is about 1876.4075838996.

The spelling of 6606653634 in words is "six billion, six hundred six million, six hundred fifty-three thousand, six hundred thirty-four".