144785864450 has 24 divisors (see below), whose sum is σ = 269315138100. Its totient is φ = 57911457600.

The previous prime is 144785864449. The next prime is 144785864453. The reversal of 144785864450 is 54468587441.

144785864450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 112218970081 + 32566894369 = 334991^2 + 180463^2 .

It is not an unprimeable number, because it can be changed into a prime (144785864453) 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 11 ways as a sum of consecutive naturals, for example, 1142876 + ... + 1263224.

Almost surely, 2^144785864450 is an apocalyptic number.

144785864450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144785864450 is a deficient number, since it is larger than the sum of its proper divisors (124529273650).

144785864450 is a wasteful number, since it uses less digits than its factorization.

144785864450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144422 (or 144417 counting only the distinct ones).

The product of its (nonzero) digits is 17203200, while the sum is 56.

The spelling of 144785864450 in words is "one hundred forty-four billion, seven hundred eighty-five million, eight hundred sixty-four thousand, four hundred fifty".