26446362225 has 96 divisors (see below), whose sum is σ = 46999491840. Its totient is φ = 13095936000.

The previous prime is 26446362211. The next prime is 26446362227. The reversal of 26446362225 is 52226364462.

It is a happy number.

It is not a de Polignac number, because 26446362225 - 2⁴ = 26446362209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26446362227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6329337 + ... + 6333513.

It is an arithmetic number, because the mean of its divisors is an integer number (489578040).

Almost surely, 2^26446362225 is an apocalyptic number.

26446362225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26446362225 is a deficient number, since it is larger than the sum of its proper divisors (20553129615).

26446362225 is a wasteful number, since it uses less digits than its factorization.

26446362225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4331 (or 4326 counting only the distinct ones).

The product of its digits is 829440, while the sum is 42.

The spelling of 26446362225 in words is "twenty-six billion, four hundred forty-six million, three hundred sixty-two thousand, two hundred twenty-five".