6636670693 has 8 divisors (see below), whose sum is σ = 6651707648. Its totient is φ = 6621651504.

The previous prime is 6636670679. The next prime is 6636670717. The reversal of 6636670693 is 3960766366.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6636670693 - 2⁵ = 6636670661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6636670693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6636670093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 969280 + ... + 976102.

It is an arithmetic number, because the mean of its divisors is an integer number (831463456).

Almost surely, 2^6636670693 is an apocalyptic number.

It is an amenable number.

6636670693 is a deficient number, since it is larger than the sum of its proper divisors (15036955).

6636670693 is a wasteful number, since it uses less digits than its factorization.

6636670693 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8883.

The product of its (nonzero) digits is 4408992, while the sum is 52.

The square root of 6636670693 is about 81465.7639318505. The cubic root of 6636670693 is about 1879.2450844281.

It can be divided in two parts, 6636 and 670693, that added together give a square (677329 = 823²).

The spelling of 6636670693 in words is "six billion, six hundred thirty-six million, six hundred seventy thousand, six hundred ninety-three".