22464055240 has 64 divisors (see below), whose sum is σ = 55251875520. Its totient is φ = 8152032000.

The previous prime is 22464055223. The next prime is 22464055291. The reversal of 22464055240 is 4255046422.

It is a junction number, because it is equal to n+sod(n) for n = 22464055196 and 22464055205.

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, 164050 + ... + 268030.

It is an arithmetic number, because the mean of its divisors is an integer number (863310555).

Almost surely, 2^22464055240 is an apocalyptic number.

22464055240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22464055240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27625937760).

22464055240 is an abundant number, since it is smaller than the sum of its proper divisors (32787820280).

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

22464055240 is a wasteful number, since it uses less digits than its factorization.

22464055240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104494 (or 104490 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 34.

The spelling of 22464055240 in words is "twenty-two billion, four hundred sixty-four million, fifty-five thousand, two hundred forty".