828650468826 has 24 divisors (see below), whose sum is σ = 1801890982164. Its totient is φ = 275219648640.

The previous prime is 828650468801. The next prime is 828650468831. The reversal of 828650468826 is 628864056828.

828650468826 is a `hidden beast` number, since 8 + 28 + 6 + 504 + 6 + 88 + 26 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 819559037025 + 9091431801 = 905295^2 + 95349^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 83092735 + ... + 83102706.

Almost surely, 2^828650468826 is an apocalyptic number.

828650468826 is an abundant number, since it is smaller than the sum of its proper divisors (973240513338).

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

828650468826 is a wasteful number, since it uses less digits than its factorization.

828650468826 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166195726 (or 166195723 counting only the distinct ones).

The product of its (nonzero) digits is 70778880, while the sum is 63.

The spelling of 828650468826 in words is "eight hundred twenty-eight billion, six hundred fifty million, four hundred sixty-eight thousand, eight hundred twenty-six".