827825578250 has 64 divisors (see below), whose sum is σ = 1790015760000. Its totient is φ = 283319968000.

The previous prime is 827825578247. The next prime is 827825578273. The reversal of 827825578250 is 52875528728.

827825578250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 827825578250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8807000 + ... + 8900499.

It is an arithmetic number, because the mean of its divisors is an integer number (27968996250).

Almost surely, 2^827825578250 is an apocalyptic number.

827825578250 is an abundant number, since it is smaller than the sum of its proper divisors (962190181750).

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

827825578250 is a wasteful number, since it uses less digits than its factorization.

827825578250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17707544 (or 17707534 counting only the distinct ones).

The product of its (nonzero) digits is 25088000, while the sum is 59.

The spelling of 827825578250 in words is "eight hundred twenty-seven billion, eight hundred twenty-five million, five hundred seventy-eight thousand, two hundred fifty".