22424222023425 has 144 divisors (see below), whose sum is σ = 40775999097600. Its totient is φ = 11778596121600.

The previous prime is 22424222023373. The next prime is 22424222023433. The reversal of 22424222023425 is 52432022242422.

22424222023425 is a `hidden beast` number, since 2 + 2 + 4 + 2 + 4 + 2 + 220 + 2 + 3 + 425 = 666.

It is not a de Polignac number, because 22424222023425 - 2⁷ = 22424222023297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22424222023425.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 6128509246 + ... + 6128512904.

It is an arithmetic number, because the mean of its divisors is an integer number (283166660400).

Almost surely, 2^{22424222023425} is an apocalyptic number.

22424222023425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

22424222023425 is a deficient number, since it is larger than the sum of its proper divisors (18351777074175).

22424222023425 is a wasteful number, since it uses less digits than its factorization.

22424222023425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4888 (or 4880 counting only the distinct ones).

The product of its (nonzero) digits is 245760, while the sum is 36.

Adding to 22424222023425 its reverse (52432022242422), we get a palindrome (74856244265847).

The spelling of 22424222023425 in words is "twenty-two trillion, four hundred twenty-four billion, two hundred twenty-two million, twenty-three thousand, four hundred twenty-five".