105023443424 has 24 divisors (see below), whose sum is σ = 206779391280. Its totient is φ = 52508042496.

The previous prime is 105023443409. The next prime is 105023443451. The reversal of 105023443424 is 424344320501.

It is a super-2 number, since 2×105023443424² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 381917 + ... + 596579.

It is an arithmetic number, because the mean of its divisors is an integer number (8615807970).

Almost surely, 2^105023443424 is an apocalyptic number.

It is an amenable number.

105023443424 is a deficient number, since it is larger than the sum of its proper divisors (101755947856).

105023443424 is a wasteful number, since it uses less digits than its factorization.

105023443424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229962 (or 229954 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 105023443424 its reverse (424344320501), we get a palindrome (529367763925).

The spelling of 105023443424 in words is "one hundred five billion, twenty-three million, four hundred forty-three thousand, four hundred twenty-four".