105025424445 has 64 divisors (see below), whose sum is σ = 193620810240. Its totient is φ = 53970292224.

The previous prime is 105025424429. The next prime is 105025424447. The reversal of 105025424445 is 544424520501.

105025424445 is a `hidden beast` number, since 105 + 0 + 2 + 542 + 4 + 4 + 4 + 5 = 666.

It is not a de Polignac number, because 105025424445 - 2⁴ = 105025424429 is a prime.

It is a super-2 number, since 2×105025424445² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105025424447) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 412417 + ... + 616553.

It is an arithmetic number, because the mean of its divisors is an integer number (3025325160).

Almost surely, 2^105025424445 is an apocalyptic number.

105025424445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

105025424445 is a deficient number, since it is larger than the sum of its proper divisors (88595385795).

105025424445 is a wasteful number, since it uses less digits than its factorization.

105025424445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204291 (or 204285 counting only the distinct ones).

The product of its (nonzero) digits is 128000, while the sum is 36.

Adding to 105025424445 its reverse (544424520501), we get a palindrome (649449944946).

The spelling of 105025424445 in words is "one hundred five billion, twenty-five million, four hundred twenty-four thousand, four hundred forty-five".