528649428570 has 128 divisors (see below), whose sum is σ = 1347534455040. Its totient is φ = 132272271360.

The previous prime is 528649428557. The next prime is 528649428581. The reversal of 528649428570 is 75824946825.

It is a super-4 number, since 4×528649428570⁴ (a number of 48 digits) contains 4444 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 347109829 + ... + 347111351.

It is an arithmetic number, because the mean of its divisors is an integer number (10527612930).

Almost surely, 2^528649428570 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 528649428570, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673767227520).

528649428570 is an abundant number, since it is smaller than the sum of its proper divisors (818885026470).

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

528649428570 is a wasteful number, since it uses less digits than its factorization.

528649428570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3200.

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 528649428570 in words is "five hundred twenty-eight billion, six hundred forty-nine million, four hundred twenty-eight thousand, five hundred seventy".