4381986988320 has 48 divisors (see below), whose sum is σ = 13803259014720. Its totient is φ = 1168529863424.

The previous prime is 4381986988319. The next prime is 4381986988331. The reversal of 4381986988320 is 238896891834.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4564569300 + ... + 4564570259.

It is an arithmetic number, because the mean of its divisors is an integer number (287567896140).

Almost surely, 2^{4381986988320} is an apocalyptic number.

4381986988320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4381986988320 is an abundant number, since it is smaller than the sum of its proper divisors (9421272026400).

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

4381986988320 is a wasteful number, since it uses less digits than its factorization.

4381986988320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9129139577 (or 9129139569 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 69.

The spelling of 4381986988320 in words is "four trillion, three hundred eighty-one billion, nine hundred eighty-six million, nine hundred eighty-eight thousand, three hundred twenty".