144544668031802 has 16 divisors (see below), whose sum is σ = 217100164453632. Its totient is φ = 72178006575840.

The previous prime is 144544668031801. The next prime is 144544668031817. The reversal of 144544668031802 is 208130866445441.

It is a super-2 number, since 2×144544668031802² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (144544668031801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10189208 + ... + 19821939.

It is an arithmetic number, because the mean of its divisors is an integer number (13568760278352).

Almost surely, 2^{144544668031802} is an apocalyptic number.

144544668031802 is a deficient number, since it is larger than the sum of its proper divisors (72555496421830).

144544668031802 is a wasteful number, since it uses less digits than its factorization.

144544668031802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30014293.

The product of its (nonzero) digits is 17694720, while the sum is 56.

The spelling of 144544668031802 in words is "one hundred forty-four trillion, five hundred forty-four billion, six hundred sixty-eight million, thirty-one thousand, eight hundred two".