144077774340 has 96 divisors (see below), whose sum is σ = 417746617344. Its totient is φ = 37063918080.

The previous prime is 144077774297. The next prime is 144077774341. The reversal of 144077774340 is 43477770441.

144077774340 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 144077774340.

It is not an unprimeable number, because it can be changed into a prime (144077774341) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 467442 + ... + 711798.

It is an arithmetic number, because the mean of its divisors is an integer number (4351527264).

Almost surely, 2^144077774340 is an apocalyptic number.

144077774340 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 144077774340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (208873308672).

144077774340 is an abundant number, since it is smaller than the sum of its proper divisors (273668843004).

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

144077774340 is a wasteful number, since it uses less digits than its factorization.

144077774340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244717 (or 244715 counting only the distinct ones).

The product of its (nonzero) digits is 1843968, while the sum is 48.

The spelling of 144077774340 in words is "one hundred forty-four billion, seventy-seven million, seven hundred seventy-four thousand, three hundred forty".