75016215528 has 16 divisors (see below), whose sum is σ = 187540538880. Its totient is φ = 25005405168.

The previous prime is 75016215517. The next prime is 75016215541. The reversal of 75016215528 is 82551261057.

It is a self number, because there is not a number n which added to its sum of digits gives 75016215528.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1562837800 + ... + 1562837847.

It is an arithmetic number, because the mean of its divisors is an integer number (11721283680).

Almost surely, 2^75016215528 is an apocalyptic number.

It is an amenable number.

75016215528 is an abundant number, since it is smaller than the sum of its proper divisors (112524323352).

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

75016215528 is a wasteful number, since it uses less digits than its factorization.

75016215528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3125675656 (or 3125675652 counting only the distinct ones).

The product of its (nonzero) digits is 168000, while the sum is 42.

The spelling of 75016215528 in words is "seventy-five billion, sixteen million, two hundred fifteen thousand, five hundred twenty-eight".