885864452307828 has 48 divisors (see below), whose sum is σ = 2362309818322944. Its totient is φ = 253103635069920.

The previous prime is 885864452307827. The next prime is 885864452307917. The reversal of 885864452307828 is 828703254468588.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (885864452307827) 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, 34118773 + ... + 54183203.

It is an arithmetic number, because the mean of its divisors is an integer number (49214787881728).

Almost surely, 2^{885864452307828} is an apocalyptic number.

It is an amenable number.

885864452307828 is an abundant number, since it is smaller than the sum of its proper divisors (1476445366015116).

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

885864452307828 is a wasteful number, since it uses less digits than its factorization.

885864452307828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20590052 (or 20590050 counting only the distinct ones).

The product of its (nonzero) digits is 6606028800, while the sum is 78.

The spelling of 885864452307828 in words is "eight hundred eighty-five trillion, eight hundred sixty-four billion, four hundred fifty-two million, three hundred seven thousand, eight hundred twenty-eight".