4363994880 has 540 divisors, whose sum is σ = 18185733720. Its totient is φ = 996323328.

The previous prime is 4363994863. The next prime is 4363994963. The reversal of 4363994880 is 884993634.

It is a happy number.

4363994880 is a `hidden beast` number, since 436 + 3 + 99 + 48 + 80 = 666.

It is a tau number, because it is divible by the number of its divisors (540).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5079891 + ... + 5080749.

Almost surely, 2^4363994880 is an apocalyptic number.

4363994880 is a gapful number since it is divisible by the number (40) 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 4363994880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9092866860).

4363994880 is an abundant number, since it is smaller than the sum of its proper divisors (13821738840).

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

4363994880 is an equidigital number, since it uses as much as digits as its factorization.

4363994880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 906 (or 876 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The square root of 4363994880 is about 66060.5395073337. The cubic root of 4363994880 is about 1634.1606330478.

The spelling of 4363994880 in words is "four billion, three hundred sixty-three million, nine hundred ninety-four thousand, eight hundred eighty".