4378973455584 has 1296 divisors, whose sum is σ = 16921269172080. Its totient is φ = 1066971709440.

The previous prime is 4378973455567. The next prime is 4378973455607. The reversal of 4378973455584 is 4855543798734.

4378973455584 is a `hidden beast` number, since 4 + 3 + 7 + 8 + 9 + 7 + 34 + 5 + 5 + 584 = 666.

4378973455584 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 (72).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 1857857734 + ... + 1857860090.

It is an arithmetic number, because the mean of its divisors is an integer number (13056534855).

Almost surely, 2^{4378973455584} 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 4378973455584, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8460634586040).

4378973455584 is an abundant number, since it is smaller than the sum of its proper divisors (12542295716496).

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

4378973455584 is a wasteful number, since it uses less digits than its factorization.

4378973455584 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473 (or 2442 counting only the distinct ones).

The product of its digits is 2032128000, while the sum is 72.

The spelling of 4378973455584 in words is "four trillion, three hundred seventy-eight billion, nine hundred seventy-three million, four hundred fifty-five thousand, five hundred eighty-four".