144839147816 has 16 divisors (see below), whose sum is σ = 296261893440. Its totient is φ = 65835976240.

The previous prime is 144839147743. The next prime is 144839147833. The reversal of 144839147816 is 618741938441.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 822949616 + ... + 822949791.

It is an arithmetic number, because the mean of its divisors is an integer number (18516368340).

Almost surely, 2^144839147816 is an apocalyptic number.

It is an amenable number.

144839147816 is an abundant number, since it is smaller than the sum of its proper divisors (151422745624).

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

144839147816 is a wasteful number, since it uses less digits than its factorization.

144839147816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1645899424 (or 1645899420 counting only the distinct ones).

The product of its digits is 4644864, while the sum is 56.

The spelling of 144839147816 in words is "one hundred forty-four billion, eight hundred thirty-nine million, one hundred forty-seven thousand, eight hundred sixteen".