26812144121862 has 32 divisors (see below), whose sum is σ = 61578130043520. Its totient is φ = 7697266254720.

The previous prime is 26812144121803. The next prime is 26812144121887.

26812144121862 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×26812144121862² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 10690646323 + ... + 10690648830.

It is an arithmetic number, because the mean of its divisors is an integer number (1924316563860).

Almost surely, 2^{26812144121862} is an apocalyptic number.

26812144121862 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

26812144121862 is an abundant number, since it is smaller than the sum of its proper divisors (34765985921658).

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

26812144121862 is a wasteful number, since it uses less digits than its factorization.

26812144121862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21381295188.

The product of its digits is 589824, while the sum is 48.

The spelling of 26812144121862 in words is "twenty-six trillion, eight hundred twelve billion, one hundred forty-four million, one hundred twenty-one thousand, eight hundred sixty-two".