21441514424350 has 24 divisors (see below), whose sum is σ = 39882363358680. Its totient is φ = 8576359204320.

The previous prime is 21441514424311. The next prime is 21441514424359. The reversal of 21441514424350 is 5342441514412.

It is a super-2 number, since 2×21441514424350² (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 (21441514424359) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4402545 + ... + 7890844.

It is an arithmetic number, because the mean of its divisors is an integer number (1661765139945).

Almost surely, 2^{21441514424350} is an apocalyptic number.

21441514424350 is a deficient number, since it is larger than the sum of its proper divisors (18440848934330).

21441514424350 is a wasteful number, since it uses less digits than its factorization.

21441514424350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12328284 (or 12328279 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

Adding to 21441514424350 its reverse (5342441514412), we get a palindrome (26783955938762).

The spelling of 21441514424350 in words is "twenty-one trillion, four hundred forty-one billion, five hundred fourteen million, four hundred twenty-four thousand, three hundred fifty".