22054315144256 has 28 divisors (see below), whose sum is σ = 45273136156620. Its totient is φ = 10646910758400.

The previous prime is 22054315144241. The next prime is 22054315144283. The reversal of 22054315144256 is 65244151345022.

It can be written as a sum of positive squares in 2 ways, for example, as 12019256934400 + 10035058209856 = 3466880^2 + 3167816^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5941354595 + ... + 5941358306.

Almost surely, 2^{22054315144256} is an apocalyptic number.

It is an amenable number.

22054315144256 is an abundant number, since it is smaller than the sum of its proper divisors (23218821012364).

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

22054315144256 is a wasteful number, since it uses less digits than its factorization.

22054315144256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11882712942 (or 11882712932 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 44.

Adding to 22054315144256 its reverse (65244151345022), we get a palindrome (87298466489278).

The spelling of 22054315144256 in words is "twenty-two trillion, fifty-four billion, three hundred fifteen million, one hundred forty-four thousand, two hundred fifty-six".