21433810026241 has 8 divisors (see below), whose sum is σ = 22944310466400. Its totient is φ = 19961550103680.

The previous prime is 21433810026197. The next prime is 21433810026271. The reversal of 21433810026241 is 14262001833412.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21433810026241 - 2¹⁵ = 21433809993473 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 21433810026241.

It is not an unprimeable number, because it can be changed into a prime (21433810026271) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9560128240 + ... + 9560130481.

It is an arithmetic number, because the mean of its divisors is an integer number (2868038808300).

Almost surely, 2^{21433810026241} is an apocalyptic number.

It is an amenable number.

21433810026241 is a deficient number, since it is larger than the sum of its proper divisors (1510500440159).

21433810026241 is a wasteful number, since it uses less digits than its factorization.

21433810026241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19120258799.

The product of its (nonzero) digits is 55296, while the sum is 37.

Adding to 21433810026241 its reverse (14262001833412), we get a palindrome (35695811859653).

The spelling of 21433810026241 in words is "twenty-one trillion, four hundred thirty-three billion, eight hundred ten million, twenty-six thousand, two hundred forty-one".