28527481608 has 32 divisors (see below), whose sum is σ = 71350107360. Its totient is φ = 9504973440.

The previous prime is 28527481597. The next prime is 28527481637. The reversal of 28527481608 is 80618472582.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 205810 + ... + 315297.

It is an arithmetic number, because the mean of its divisors is an integer number (2229690855).

Almost surely, 2^28527481608 is an apocalyptic number.

It is an amenable number.

28527481608 is an abundant number, since it is smaller than the sum of its proper divisors (42822625752).

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

28527481608 is a wasteful number, since it uses less digits than its factorization.

28527481608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523397 (or 523393 counting only the distinct ones).

The product of its (nonzero) digits is 1720320, while the sum is 51.

The spelling of 28527481608 in words is "twenty-eight billion, five hundred twenty-seven million, four hundred eighty-one thousand, six hundred eight".