4380216522 has 128 divisors (see below), whose sum is σ = 10020741120. Its totient is φ = 1265077440.

The previous prime is 4380216499. The next prime is 4380216553. The reversal of 4380216522 is 2256120834.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 63 ways as a sum of consecutive naturals, for example, 26872413 + ... + 26872575.

It is an arithmetic number, because the mean of its divisors is an integer number (78287040).

Almost surely, 2^4380216522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4380216522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5010370560).

4380216522 is an abundant number, since it is smaller than the sum of its proper divisors (5640524598).

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

4380216522 is a wasteful number, since it uses less digits than its factorization.

4380216522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408.

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 4380216522 is about 66183.2042288676. The cubic root of 4380216522 is about 1636.1829384066.

The spelling of 4380216522 in words is "four billion, three hundred eighty million, two hundred sixteen thousand, five hundred twenty-two".