4331980656 has 80 divisors (see below), whose sum is σ = 12544569120. Its totient is φ = 1431198720.

The previous prime is 4331980643. The next prime is 4331980663. The reversal of 4331980656 is 6560891334.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4446 + ... + 93186.

It is an arithmetic number, because the mean of its divisors is an integer number (156807114).

Almost surely, 2^4331980656 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 4331980656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6272284560).

4331980656 is an abundant number, since it is smaller than the sum of its proper divisors (8212588464).

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

4331980656 is a wasteful number, since it uses less digits than its factorization.

4331980656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88871 (or 88859 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 4331980656 is about 65817.7837366164. The cubic root of 4331980656 is about 1630.1547591653.

The spelling of 4331980656 in words is "four billion, three hundred thirty-one million, nine hundred eighty thousand, six hundred fifty-six".