26821422412862 has 64 divisors (see below), whose sum is σ = 50502734143488. Its totient is φ = 10378639296000.

The previous prime is 26821422412859. The next prime is 26821422412891.

26821422412862 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 26821422412862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12874787 + ... + 14812257.

It is an arithmetic number, because the mean of its divisors is an integer number (789105220992).

Almost surely, 2^{26821422412862} is an apocalyptic number.

26821422412862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26821422412862 is a deficient number, since it is larger than the sum of its proper divisors (23681311730626).

26821422412862 is a wasteful number, since it uses less digits than its factorization.

26821422412862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938105.

The product of its digits is 2359296, while the sum is 50.

The spelling of 26821422412862 in words is "twenty-six trillion, eight hundred twenty-one billion, four hundred twenty-two million, four hundred twelve thousand, eight hundred sixty-two".