3144688648928 has 48 divisors (see below), whose sum is σ = 6244012020960. Its totient is φ = 1558936221696.

The previous prime is 3144688648883. The next prime is 3144688648939. The reversal of 3144688648928 is 8298468864413.

It is a Cunningham number, because it is equal to 1773327²-1.

It is a super-2 number, since 2×3144688648928² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3103325 + ... + 3989987.

It is an arithmetic number, because the mean of its divisors is an integer number (130083583770).

Almost surely, 2^{3144688648928} is an apocalyptic number.

It is an amenable number.

3144688648928 is a deficient number, since it is larger than the sum of its proper divisors (3099323372032).

3144688648928 is a wasteful number, since it uses less digits than its factorization.

3144688648928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 887619 (or 887611 counting only the distinct ones).

The product of its digits is 509607936, while the sum is 71.

The spelling of 3144688648928 in words is "three trillion, one hundred forty-four billion, six hundred eighty-eight million, six hundred forty-eight thousand, nine hundred twenty-eight".