144397381121056 has 96 divisors (see below), whose sum is σ = 332825351362560. Its totient is φ = 60373942272000.

The previous prime is 144397381121047. The next prime is 144397381121083. The reversal of 144397381121056 is 650121183793441.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 144397381120988 and 144397381121006.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 528871105 + ... + 529144063.

It is an arithmetic number, because the mean of its divisors is an integer number (3466930743360).

It is a 1-persistent number, because it is pandigital, but 2⋅144397381121056 = 288794762242112 is not.

Almost surely, 2^{144397381121056} is an apocalyptic number.

144397381121056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

144397381121056 is an abundant number, since it is smaller than the sum of its proper divisors (188427970241504).

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

144397381121056 is a wasteful number, since it uses less digits than its factorization.

144397381121056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 330618 (or 330610 counting only the distinct ones).

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 144397381121056 in words is "one hundred forty-four trillion, three hundred ninety-seven billion, three hundred eighty-one million, one hundred twenty-one thousand, fifty-six".