6711115921906 has 32 divisors (see below), whose sum is σ = 11636236569600. Its totient is φ = 2868986438400.

The previous prime is 6711115921897. The next prime is 6711115921927. The reversal of 6711115921906 is 6091295111176.

It is a super-3 number, since 3×6711115921906³ (a number of 39 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 6711115921906.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5980306 + ... + 7013293.

It is an arithmetic number, because the mean of its divisors is an integer number (363632392800).

Almost surely, 2^{6711115921906} is an apocalyptic number.

6711115921906 is a deficient number, since it is larger than the sum of its proper divisors (4925120647694).

6711115921906 is a wasteful number, since it uses less digits than its factorization.

6711115921906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12995010.

The product of its (nonzero) digits is 204120, while the sum is 49.

The spelling of 6711115921906 in words is "six trillion, seven hundred eleven billion, one hundred fifteen million, nine hundred twenty-one thousand, nine hundred six".