6212065605 has 32 divisors (see below), whose sum is σ = 10400586624. Its totient is φ = 3162721536.

The previous prime is 6212065589. The next prime is 6212065609. The reversal of 6212065605 is 5065602126.

It is a happy number.

It is not a de Polignac number, because 6212065605 - 2⁴ = 6212065589 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6212065609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76179 + ... + 135008.

It is an arithmetic number, because the mean of its divisors is an integer number (325018332).

Almost surely, 2^6212065605 is an apocalyptic number.

It is an amenable number.

6212065605 is a deficient number, since it is larger than the sum of its proper divisors (4188521019).

6212065605 is a wasteful number, since it uses less digits than its factorization.

6212065605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211285.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 6212065605 is about 78816.6581694504. The cubic root of 6212065605 is about 1838.2814772119.

The spelling of 6212065605 in words is "six billion, two hundred twelve million, sixty-five thousand, six hundred five".