4143777938244 has 144 divisors (see below), whose sum is σ = 12416012464128. Its totient is φ = 1183771451808.

The previous prime is 4143777938189. The next prime is 4143777938249. The reversal of 4143777938244 is 4428397773414.

It is a happy number.

4143777938244 is a `hidden beast` number, since 4 + 1 + 437 + 77 + 93 + 8 + 2 + 44 = 666.

4143777938244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (4143777938249) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 53760717 + ... + 53837739.

Almost surely, 2^{4143777938244} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4143777938244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6208006232064).

4143777938244 is an abundant number, since it is smaller than the sum of its proper divisors (8272234525884).

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

4143777938244 is a wasteful number, since it uses less digits than its factorization.

4143777938244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84956 (or 84942 counting only the distinct ones).

The product of its digits is 113799168, while the sum is 63.

The spelling of 4143777938244 in words is "four trillion, one hundred forty-three billion, seven hundred seventy-seven million, nine hundred thirty-eight thousand, two hundred forty-four".