384020969544 has 224 divisors, whose sum is σ = 1141553683200. Its totient is φ = 120718200960.

The previous prime is 384020969543. The next prime is 384020969567. The reversal of 384020969544 is 445969020483.

384020969544 is a `hidden beast` number, since 3 + 8 + 4 + 0 + 2 + 0 + 96 + 9 + 544 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (384020969543) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 24702414 + ... + 24717954.

It is an arithmetic number, because the mean of its divisors is an integer number (5096221800).

Almost surely, 2^384020969544 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 384020969544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (570776841600).

384020969544 is an abundant number, since it is smaller than the sum of its proper divisors (757532713656).

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

384020969544 is a wasteful number, since it uses less digits than its factorization.

384020969544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15807 (or 15788 counting only the distinct ones).

The product of its (nonzero) digits is 7464960, while the sum is 54.

The spelling of 384020969544 in words is "three hundred eighty-four billion, twenty million, nine hundred sixty-nine thousand, five hundred forty-four".