3888888888522 has 96 divisors (see below), whose sum is σ = 8857781860032. Its totient is φ = 1128677760000.

The previous prime is 3888888888449. The next prime is 3888888888523. The reversal of 3888888888522 is 2258888888883.

It is not an unprimeable number, because it can be changed into a prime (3888888888523) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5836272 + ... + 6468372.

It is an arithmetic number, because the mean of its divisors is an integer number (92268561042).

Almost surely, 2^{3888888888522} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3888888888522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4428890930016).

3888888888522 is an abundant number, since it is smaller than the sum of its proper divisors (4968892971510).

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

3888888888522 is a wasteful number, since it uses less digits than its factorization.

3888888888522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 632276 (or 632245 counting only the distinct ones).

The product of its digits is 8053063680, while the sum is 84.

The spelling of 3888888888522 in words is "three trillion, eight hundred eighty-eight billion, eight hundred eighty-eight million, eight hundred eighty-eight thousand, five hundred twenty-two".