7528823064 has 96 divisors (see below), whose sum is σ = 23335703040. Its totient is φ = 2148120000.

The previous prime is 7528823053. The next prime is 7528823083. The reversal of 7528823064 is 4603288257.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 368559 + ... + 388449.

It is an arithmetic number, because the mean of its divisors is an integer number (243080240).

Almost surely, 2^7528823064 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 7528823064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11667851520).

7528823064 is an abundant number, since it is smaller than the sum of its proper divisors (15806879976).

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

7528823064 is a wasteful number, since it uses less digits than its factorization.

7528823064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20661 (or 20654 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The square root of 7528823064 is about 86768.7908409470. The cubic root of 7528823064 is about 1959.9381370173.

The spelling of 7528823064 in words is "seven billion, five hundred twenty-eight million, eight hundred twenty-three thousand, sixty-four".