8144235996912 has 160 divisors (see below), whose sum is σ = 23735719983360. Its totient is φ = 2673297665280.

The previous prime is 8144235996859. The next prime is 8144235996947. The reversal of 8144235996912 is 2196995324418.

8144235996912 is a `hidden beast` number, since 8 + 1 + 4 + 4 + 23 + 599 + 6 + 9 + 12 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 8144235996912.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10637862 + ... + 11377722.

It is an arithmetic number, because the mean of its divisors is an integer number (148348249896).

Almost surely, 2^{8144235996912} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8144235996912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11867859991680).

8144235996912 is an abundant number, since it is smaller than the sum of its proper divisors (15591483986448).

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

8144235996912 is a wasteful number, since it uses less digits than its factorization.

8144235996912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740268 (or 740256 counting only the distinct ones).

The product of its digits is 33592320, while the sum is 63.

The spelling of 8144235996912 in words is "eight trillion, one hundred forty-four billion, two hundred thirty-five million, nine hundred ninety-six thousand, nine hundred twelve".