22282773378 has 8 divisors (see below), whose sum is σ = 44565546768. Its totient is φ = 7427591124.

The previous prime is 22282773377. The next prime is 22282773391. The reversal of 22282773378 is 87337728222.

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

22282773378 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 22282773378.

It is not an unprimeable number, because it can be changed into a prime (22282773377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1856897776 + ... + 1856897787.

It is an arithmetic number, because the mean of its divisors is an integer number (5570693346).

Almost surely, 2^22282773378 is an apocalyptic number.

22282773378 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

22282773378 is a wasteful number, since it uses less digits than its factorization.

22282773378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3713795568.

The product of its digits is 3161088, while the sum is 51.

The spelling of 22282773378 in words is "twenty-two billion, two hundred eighty-two million, seven hundred seventy-three thousand, three hundred seventy-eight".