6705440209122 has 16 divisors (see below), whose sum is σ = 13412319620160. Its totient is φ = 2234906869392.

The previous prime is 6705440209121. The next prime is 6705440209129. The reversal of 6705440209122 is 2219020445076.

It is a happy number.

It is a super-2 number, since 2×6705440209122² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6705440209121) 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, 59906173 + ... + 60018000.

It is an arithmetic number, because the mean of its divisors is an integer number (838269976260).

Almost surely, 2^{6705440209122} is an apocalyptic number.

6705440209122 is an abundant number, since it is smaller than the sum of its proper divisors (6706879411038).

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

6705440209122 is a wasteful number, since it uses less digits than its factorization.

6705440209122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119933497.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 6705440209122 in words is "six trillion, seven hundred five billion, four hundred forty million, two hundred nine thousand, one hundred twenty-two".