144455110261313 has 4 divisors (see below), whose sum is σ = 144455161631940. Its totient is φ = 144455058890688.

The previous prime is 144455110261289. The next prime is 144455110261327. The reversal of 144455110261313 is 313162011554441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25481728531249 + 118973381730064 = 5047943^2 + 10907492^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-144455110261313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144455110261373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21207020 + ... + 27178077.

It is an arithmetic number, because the mean of its divisors is an integer number (36113790407985).

Almost surely, 2^{144455110261313} is an apocalyptic number.

It is an amenable number.

144455110261313 is a deficient number, since it is larger than the sum of its proper divisors (51370627).

144455110261313 is an equidigital number, since it uses as much as digits as its factorization.

144455110261313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51370626.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 144455110261313 in words is "one hundred forty-four trillion, four hundred fifty-five billion, one hundred ten million, two hundred sixty-one thousand, three hundred thirteen".