22425423423 has 8 divisors (see below), whose sum is σ = 32200608048. Its totient is φ = 13800260544.

The previous prime is 22425423421. The next prime is 22425423437. The reversal of 22425423423 is 32432452422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22425423423 - 2¹ = 22425423421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22425423421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 287505390 + ... + 287505467.

It is an arithmetic number, because the mean of its divisors is an integer number (4025076006).

Almost surely, 2^22425423423 is an apocalyptic number.

22425423423 is a deficient number, since it is larger than the sum of its proper divisors (9775184625).

22425423423 is a wasteful number, since it uses less digits than its factorization.

22425423423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 575010873.

The product of its digits is 92160, while the sum is 33.

Adding to 22425423423 its reverse (32432452422), we get a palindrome (54857875845).

The spelling of 22425423423 in words is "twenty-two billion, four hundred twenty-five million, four hundred twenty-three thousand, four hundred twenty-three".