21641144114612 has 48 divisors (see below), whose sum is σ = 42648354814464. Its totient is φ = 9519407664000.

The previous prime is 21641144114587. The next prime is 21641144114651.

21641144114612 is nontrivially palindromic in base 10.

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, 129525158 + ... + 129692130.

It is an arithmetic number, because the mean of its divisors is an integer number (888507391968).

Almost surely, 2^{21641144114612} is an apocalyptic number.

21641144114612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

21641144114612 is a deficient number, since it is larger than the sum of its proper divisors (21007210699852).

21641144114612 is a wasteful number, since it uses less digits than its factorization.

21641144114612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262040 (or 262038 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

It can be divided in two parts, 2164114 and 4114612, that added together give a palindrome (6278726).

The spelling of 21641144114612 in words is "twenty-one trillion, six hundred forty-one billion, one hundred forty-four million, one hundred fourteen thousand, six hundred twelve".