528735323088 has 160 divisors (see below), whose sum is σ = 1734796267520. Its totient is φ = 151039313280.

The previous prime is 528735323087. The next prime is 528735323101. The reversal of 528735323088 is 880323537825.

It is a happy number.

528735323088 is a `hidden beast` number, since 5 + 2 + 8 + 73 + 532 + 30 + 8 + 8 = 666.

It is a super-2 number, since 2×528735323088² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528735323087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20765181 + ... + 20790627.

It is an arithmetic number, because the mean of its divisors is an integer number (10842476672).

Almost surely, 2^528735323088 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 528735323088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867398133760).

528735323088 is an abundant number, since it is smaller than the sum of its proper divisors (1206060944432).

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

528735323088 is a wasteful number, since it uses less digits than its factorization.

528735323088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32342 (or 32330 counting only the distinct ones).

The product of its (nonzero) digits is 9676800, while the sum is 54.

The spelling of 528735323088 in words is "five hundred twenty-eight billion, seven hundred thirty-five million, three hundred twenty-three thousand, eighty-eight".