8342561528 has 64 divisors (see below), whose sum is σ = 18519889920. Its totient is φ = 3447619200.

The previous prime is 8342561509. The next prime is 8342561543. The reversal of 8342561528 is 8251652438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482798 + ... + 499778.

It is an arithmetic number, because the mean of its divisors is an integer number (289373280).

Almost surely, 2^8342561528 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 8342561528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9259944960).

8342561528 is an abundant number, since it is smaller than the sum of its proper divisors (10177328392).

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

8342561528 is a wasteful number, since it uses less digits than its factorization.

8342561528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17308 (or 17304 counting only the distinct ones).

The product of its digits is 460800, while the sum is 44.

The square root of 8342561528 is about 91337.6238359637. The cubic root of 8342561528 is about 2028.1487590371.

The spelling of 8342561528 in words is "eight billion, three hundred forty-two million, five hundred sixty-one thousand, five hundred twenty-eight".