26163212128 has 12 divisors (see below), whose sum is σ = 51508823940. Its totient is φ = 13081606048.

The previous prime is 26163212111. The next prime is 26163212129. The reversal of 26163212128 is 82121236162.

It is a junction number, because it is equal to n+sod(n) for n = 26163212093 and 26163212102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26163212129) by changing a digit.

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 as a sum of consecutive naturals, namely, 408800158 + ... + 408800221.

It is an arithmetic number, because the mean of its divisors is an integer number (4292401995).

Almost surely, 2^26163212128 is an apocalyptic number.

It is an amenable number.

26163212128 is a deficient number, since it is larger than the sum of its proper divisors (25345611812).

26163212128 is an equidigital number, since it uses as much as digits as its factorization.

26163212128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817600389 (or 817600381 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The spelling of 26163212128 in words is "twenty-six billion, one hundred sixty-three million, two hundred twelve thousand, one hundred twenty-eight".