4043773949952 has 384 divisors, whose sum is σ = 12046794439680. Its totient is φ = 1195748229120.

The previous prime is 4043773949933. The next prime is 4043773949953. The reversal of 4043773949952 is 2599493773404.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (66).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4043773949953) 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, 1184813398 + ... + 1184816810.

It is an arithmetic number, because the mean of its divisors is an integer number (31371860520).

Almost surely, 2^{4043773949952} 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 4043773949952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6023397219840).

4043773949952 is an abundant number, since it is smaller than the sum of its proper divisors (8003020489728).

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

4043773949952 is a wasteful number, since it uses less digits than its factorization.

4043773949952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3869 (or 3849 counting only the distinct ones).

The product of its (nonzero) digits is 205752960, while the sum is 66.

The spelling of 4043773949952 in words is "four trillion, forty-three billion, seven hundred seventy-three million, nine hundred forty-nine thousand, nine hundred fifty-two".