21743354226632 has 8 divisors (see below), whose sum is σ = 40768789174950. Its totient is φ = 10871677113312.

The previous prime is 21743354226623. The next prime is 21743354226647. The reversal of 21743354226632 is 23662245334712.

It can be written as a sum of positive squares in only one way, i.e., 14804903025796 + 6938451200836 = 3847714^2 + 2634094^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1358959639157 + ... + 1358959639172.

Almost surely, 2^{21743354226632} is an apocalyptic number.

It is an amenable number.

21743354226632 is a deficient number, since it is larger than the sum of its proper divisors (19025434948318).

21743354226632 is a wasteful number, since it uses less digits than its factorization.

21743354226632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2717919278335 (or 2717919278331 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 50.

The spelling of 21743354226632 in words is "twenty-one trillion, seven hundred forty-three billion, three hundred fifty-four million, two hundred twenty-six thousand, six hundred thirty-two".