6195144444 has 24 divisors (see below), whose sum is σ = 14807907408. Its totient is φ = 2014680960.

The previous prime is 6195144443. The next prime is 6195144463. The reversal of 6195144444 is 4444415916.

It is a junction number, because it is equal to n+sod(n) for n = 6195144396 and 6195144405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6195144443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6295387 + ... + 6296370.

It is an arithmetic number, because the mean of its divisors is an integer number (616996142).

Almost surely, 2^6195144444 is an apocalyptic number.

It is an amenable number.

6195144444 is an abundant number, since it is smaller than the sum of its proper divisors (8612762964).

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

6195144444 is a wasteful number, since it uses less digits than its factorization.

6195144444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12591805 (or 12591803 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 6195144444 is about 78709.2398896089. The cubic root of 6195144444 is about 1836.6108497099.

The spelling of 6195144444 in words is "six billion, one hundred ninety-five million, one hundred forty-four thousand, four hundred forty-four".