528085755500 has 48 divisors (see below), whose sum is σ = 1153508900544. Its totient is φ = 211203238400.

The previous prime is 528085755437. The next prime is 528085755503. The reversal of 528085755500 is 5557580825.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is not an unprimeable number, because it can be changed into a prime (528085755503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3489404 + ... + 3637596.

It is an arithmetic number, because the mean of its divisors is an integer number (24031435428).

Almost surely, 2^528085755500 is an apocalyptic number.

528085755500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

528085755500 is an abundant number, since it is smaller than the sum of its proper divisors (625423145044).

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

528085755500 is a wasteful number, since it uses less digits than its factorization.

528085755500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155339 (or 155327 counting only the distinct ones).

The product of its (nonzero) digits is 2800000, while the sum is 50.

The spelling of 528085755500 in words is "five hundred twenty-eight billion, eighty-five million, seven hundred fifty-five thousand, five hundred".