826681820700 has 72 divisors (see below), whose sum is σ = 2392849663792. Its totient is φ = 220357831680.

The previous prime is 826681820677. The next prime is 826681820743. The reversal of 826681820700 is 7028186628.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 826681820700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 165732 + ... + 1296468.

Almost surely, 2^826681820700 is an apocalyptic number.

It is an amenable number.

826681820700 is an abundant number, since it is smaller than the sum of its proper divisors (1566167843092).

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

826681820700 is a wasteful number, since it uses less digits than its factorization.

826681820700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1133191 (or 1133184 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 48.

The spelling of 826681820700 in words is "eight hundred twenty-six billion, six hundred eighty-one million, eight hundred twenty thousand, seven hundred".