22123253635040 has 96 divisors (see below), whose sum is σ = 54101455801344. Its totient is φ = 8542334545920.

The previous prime is 22123253635001. The next prime is 22123253635057. The reversal of 22123253635040 is 4053635232122.

It is a junction number, because it is equal to n+sod(n) for n = 22123253634985 and 22123253635003.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13960901 + ... + 15464580.

It is an arithmetic number, because the mean of its divisors is an integer number (563556831264).

Almost surely, 2^{22123253635040} is an apocalyptic number.

22123253635040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22123253635040 is an abundant number, since it is smaller than the sum of its proper divisors (31978202166304).

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

22123253635040 is a wasteful number, since it uses less digits than its factorization.

22123253635040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29425660 (or 29425652 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 22123253635040 its reverse (4053635232122), we get a palindrome (26176888867162).

The spelling of 22123253635040 in words is "twenty-two trillion, one hundred twenty-three billion, two hundred fifty-three million, six hundred thirty-five thousand, forty".