827286010820 has 24 divisors (see below), whose sum is σ = 1752674969304. Its totient is φ = 327985957376.

The previous prime is 827286010807. The next prime is 827286010853. The reversal of 827286010820 is 28010682728.

It can be written as a sum of positive squares in 4 ways, for example, as 92518172224 + 734767838596 = 304168^2 + 857186^2 .

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 7 ways as a sum of consecutive naturals, for example, 183025619 + ... + 183030138.

It is an arithmetic number, because the mean of its divisors is an integer number (73028123721).

Almost surely, 2^827286010820 is an apocalyptic number.

It is an amenable number.

827286010820 is an abundant number, since it is smaller than the sum of its proper divisors (925388958484).

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

827286010820 is a wasteful number, since it uses less digits than its factorization.

827286010820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366055879 (or 366055877 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 44.

The spelling of 827286010820 in words is "eight hundred twenty-seven billion, two hundred eighty-six million, ten thousand, eight hundred twenty".