21441341053454 has 12 divisors (see below), whose sum is σ = 37412952246504. Its totient is φ = 9189146165724.

The previous prime is 21441341053453. The next prime is 21441341053507. The reversal of 21441341053454 is 45435014314412.

It is a super-2 number, since 2×21441341053454² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21441341053453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 109394597114 + ... + 109394597309.

It is an arithmetic number, because the mean of its divisors is an integer number (3117746020542).

Almost surely, 2^{21441341053454} is an apocalyptic number.

21441341053454 is a deficient number, since it is larger than the sum of its proper divisors (15971611193050).

21441341053454 is a wasteful number, since it uses less digits than its factorization.

21441341053454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218789194439 (or 218789194432 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 41.

Adding to 21441341053454 its reverse (45435014314412), we get a palindrome (66876355367866).

The spelling of 21441341053454 in words is "twenty-one trillion, four hundred forty-one billion, three hundred forty-one million, fifty-three thousand, four hundred fifty-four".