22425315546 has 16 divisors (see below), whose sum is σ = 45610812000. Its totient is φ = 7348408368.

The previous prime is 22425315541. The next prime is 22425315557. The reversal of 22425315546 is 64551352422.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22425315541) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 31673821 + ... + 31674528.

It is an arithmetic number, because the mean of its divisors is an integer number (2850675750).

Almost surely, 2^22425315546 is an apocalyptic number.

22425315546 is an abundant number, since it is smaller than the sum of its proper divisors (23185496454).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22425315546 is a wasteful number, since it uses less digits than its factorization.

22425315546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63348413.

The product of its digits is 288000, while the sum is 39.

Adding to 22425315546 its reverse (64551352422), we get a palindrome (86976667968).

The spelling of 22425315546 in words is "twenty-two billion, four hundred twenty-five million, three hundred fifteen thousand, five hundred forty-six".