26645026252 has 12 divisors (see below), whose sum is σ = 50215626496. Its totient is φ = 12297704400.

The previous prime is 26645026237. The next prime is 26645026271. The reversal of 26645026252 is 25262054662.

It is a happy number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 256202124 + ... + 256202227.

Almost surely, 2^26645026252 is an apocalyptic number.

It is an amenable number.

26645026252 is a deficient number, since it is larger than the sum of its proper divisors (23570600244).

26645026252 is a wasteful number, since it uses less digits than its factorization.

26645026252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512404368 (or 512404366 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 26645026252 in words is "twenty-six billion, six hundred forty-five million, twenty-six thousand, two hundred fifty-two".