2220528832524 has 120 divisors (see below), whose sum is σ = 5879530985328. Its totient is φ = 730674552960.

The previous prime is 2220528832517. The next prime is 2220528832537. The reversal of 2220528832524 is 4252388250222.

2220528832524 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 528 + 83 + 25 + 24 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 2220528832524.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 34308754 + ... + 34373414.

Almost surely, 2^{2220528832524} 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 2220528832524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2939765492664).

2220528832524 is an abundant number, since it is smaller than the sum of its proper divisors (3659002152804).

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

2220528832524 is a wasteful number, since it uses less digits than its factorization.

2220528832524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66037 (or 66026 counting only the distinct ones).

The product of its (nonzero) digits is 1228800, while the sum is 45.

The spelling of 2220528832524 in words is "two trillion, two hundred twenty billion, five hundred twenty-eight million, eight hundred thirty-two thousand, five hundred twenty-four".