23213441406256 has 20 divisors (see below), whose sum is σ = 44977136686504. Its totient is φ = 11606438390400.

The previous prime is 23213441406251. The next prime is 23213441406257. The reversal of 23213441406256 is 65260414431232.

It is not an unprimeable number, because it can be changed into a prime (23213441406251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16965390 + ... + 18282541.

Almost surely, 2^{23213441406256} is an apocalyptic number.

It is an amenable number.

23213441406256 is a deficient number, since it is larger than the sum of its proper divisors (21763695280248).

23213441406256 is a wasteful number, since it uses less digits than its factorization.

23213441406256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35289100 (or 35289094 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

Adding to 23213441406256 its reverse (65260414431232), we get a palindrome (88473855837488).

The spelling of 23213441406256 in words is "twenty-three trillion, two hundred thirteen billion, four hundred forty-one million, four hundred six thousand, two hundred fifty-six".