826997840682 has 32 divisors (see below), whose sum is σ = 1787520251328. Its totient is φ = 253561712256.

The previous prime is 826997840621. The next prime is 826997840699. The reversal of 826997840682 is 286048799628.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18710323 + ... + 18754470.

It is an arithmetic number, because the mean of its divisors is an integer number (55860007854).

Almost surely, 2^826997840682 is an apocalyptic number.

826997840682 is an abundant number, since it is smaller than the sum of its proper divisors (960522410646).

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

826997840682 is a wasteful number, since it uses less digits than its factorization.

826997840682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37465094.

The product of its (nonzero) digits is 167215104, while the sum is 69.

The spelling of 826997840682 in words is "eight hundred twenty-six billion, nine hundred ninety-seven million, eight hundred forty thousand, six hundred eighty-two".