6636065197 has 8 divisors (see below), whose sum is σ = 6735362112. Its totient is φ = 6536930400.

The previous prime is 6636065131. The next prime is 6636065201. The reversal of 6636065197 is 7915606366.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6636065197 is a prime.

It is a super-2 number, since 2×6636065197² = 88074722597669297618, which contains 22 as substring.

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 6636065197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6636075197) 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, 43233 + ... + 123049.

It is an arithmetic number, because the mean of its divisors is an integer number (841920264).

Almost surely, 2^6636065197 is an apocalyptic number.

It is an amenable number.

6636065197 is a deficient number, since it is larger than the sum of its proper divisors (99296915).

6636065197 is a wasteful number, since it uses less digits than its factorization.

6636065197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81059.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The square root of 6636065197 is about 81462.0475865909. The cubic root of 6636065197 is about 1879.1879317763.

The spelling of 6636065197 in words is "six billion, six hundred thirty-six million, sixty-five thousand, one hundred ninety-seven".