6636164634 has 48 divisors (see below), whose sum is σ = 16068072384. Its totient is φ = 1961908800.

The previous prime is 6636164629. The next prime is 6636164641. The reversal of 6636164634 is 4364616366.

6636164634 is a `hidden beast` number, since 6 + 6 + 3 + 6 + 1 + 6 + 4 + 634 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6636164634.

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 23 ways as a sum of consecutive naturals, for example, 400614 + ... + 416849.

It is an arithmetic number, because the mean of its divisors is an integer number (334751508).

Almost surely, 2^6636164634 is an apocalyptic number.

6636164634 is an abundant number, since it is smaller than the sum of its proper divisors (9431907750).

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

6636164634 is a wasteful number, since it uses less digits than its factorization.

6636164634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817523 (or 817520 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 45.

The square root of 6636164634 is about 81462.6579114627. The cubic root of 6636164634 is about 1879.1973178543.

The spelling of 6636164634 in words is "six billion, six hundred thirty-six million, one hundred sixty-four thousand, six hundred thirty-four".