144389447750 has 64 divisors (see below), whose sum is σ = 271810244160. Its totient is φ = 57433363200.

The previous prime is 144389447743. The next prime is 144389447753. The reversal of 144389447750 is 57744983441.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144389447753) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 38307866 + ... + 38311634.

It is an arithmetic number, because the mean of its divisors is an integer number (4247035065).

Almost surely, 2^144389447750 is an apocalyptic number.

144389447750 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

144389447750 is a deficient number, since it is larger than the sum of its proper divisors (127420796410).

144389447750 is a wasteful number, since it uses less digits than its factorization.

144389447750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4602 (or 4592 counting only the distinct ones).

The product of its (nonzero) digits is 13547520, while the sum is 56.

The spelling of 144389447750 in words is "one hundred forty-four billion, three hundred eighty-nine million, four hundred forty-seven thousand, seven hundred fifty".