22422550435440 has 80 divisors (see below), whose sum is σ = 69511313053728. Its totient is φ = 5979225776128.

The previous prime is 22422550435387. The next prime is 22422550435451. The reversal of 22422550435440 is 4453405522422.

It is a tau number, because it is divible by the number of its divisors (80).

It is a junction number, because it is equal to n+sod(n) for n = 22422550435392 and 22422550435401.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 11266504 + ... + 13106456.

Almost surely, 2^{22422550435440} is an apocalyptic number.

22422550435440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22422550435440 is an abundant number, since it is smaller than the sum of its proper divisors (47088762618288).

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

22422550435440 is a wasteful number, since it uses less digits than its factorization.

22422550435440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1890746 (or 1890740 counting only the distinct ones).

The product of its (nonzero) digits is 1536000, while the sum is 42.

Adding to 22422550435440 its reverse (4453405522422), we get a palindrome (26875955957862).

The spelling of 22422550435440 in words is "twenty-two trillion, four hundred twenty-two billion, five hundred fifty million, four hundred thirty-five thousand, four hundred forty".