23221414444256 has 48 divisors (see below), whose sum is σ = 52327226982240. Its totient is φ = 9936978670080.

The previous prime is 23221414444253. The next prime is 23221414444273. The reversal of 23221414444256 is 65244441412232.

It is a super-3 number, since 3×23221414444256³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23221414444253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78268751 + ... + 78564878.

It is an arithmetic number, because the mean of its divisors is an integer number (1090150562130).

Almost surely, 2^{23221414444256} is an apocalyptic number.

It is an amenable number.

23221414444256 is an abundant number, since it is smaller than the sum of its proper divisors (29105812537984).

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

23221414444256 is a wasteful number, since it uses less digits than its factorization.

23221414444256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156834307 (or 156834299 counting only the distinct ones).

The product of its digits is 1474560, while the sum is 44.

Adding to 23221414444256 its reverse (65244441412232), we get a palindrome (88465855856488).

The spelling of 23221414444256 in words is "twenty-three trillion, two hundred twenty-one billion, four hundred fourteen million, four hundred forty-four thousand, two hundred fifty-six".