6441677691185 has 16 divisors (see below), whose sum is σ = 8799382650240. Its totient is φ = 4481167088640.

The previous prime is 6441677691157. The next prime is 6441677691223. The reversal of 6441677691185 is 5811967761446.

It is not a de Polignac number, because 6441677691185 - 2³⁶ = 6372958214449 is a prime.

It is a super-2 number, since 2×6441677691185² (a number of 26 digits) contains 22 as substring.

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, 2546116400 + ... + 2546118929.

It is an arithmetic number, because the mean of its divisors is an integer number (549961415640).

Almost surely, 2^{6441677691185} is an apocalyptic number.

It is an amenable number.

6441677691185 is a deficient number, since it is larger than the sum of its proper divisors (2357704959055).

6441677691185 is a wasteful number, since it uses less digits than its factorization.

6441677691185 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092235368.

The product of its digits is 60963840, while the sum is 65.

The spelling of 6441677691185 in words is "six trillion, four hundred forty-one billion, six hundred seventy-seven million, six hundred ninety-one thousand, one hundred eighty-five".