144773203740 has 96 divisors (see below), whose sum is σ = 442625347584. Its totient is φ = 35064072960.

The previous prime is 144773203733. The next prime is 144773203741. The reversal of 144773203740 is 47302377441.

144773203740 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×144773203740² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 144773203692 and 144773203701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144773203741) 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 31 ways as a sum of consecutive naturals, for example, 616522 + ... + 818318.

It is an arithmetic number, because the mean of its divisors is an integer number (4610680704).

Almost surely, 2^144773203740 is an apocalyptic number.

144773203740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144773203740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221312673792).

144773203740 is an abundant number, since it is smaller than the sum of its proper divisors (297852143844).

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

144773203740 is a wasteful number, since it uses less digits than its factorization.

144773203740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202907 (or 202905 counting only the distinct ones).

The product of its (nonzero) digits is 395136, while the sum is 42.

The spelling of 144773203740 in words is "one hundred forty-four billion, seven hundred seventy-three million, two hundred three thousand, seven hundred forty".