10266636005 has 8 divisors (see below), whose sum is σ = 13044667032. Its totient is φ = 7730172928.

The previous prime is 10266636001. The next prime is 10266636007. The reversal of 10266636005 is 50063666201.

It can be written as a sum of positive squares in 4 ways, for example, as 976375009 + 9290260996 = 31247^2 + 96386^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 10266636005 - 2² = 10266636001 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10266636001) 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 in 7 ways as a sum of consecutive naturals, for example, 60391892 + ... + 60392061.

It is an arithmetic number, because the mean of its divisors is an integer number (1630583379).

Almost surely, 2^10266636005 is an apocalyptic number.

It is an amenable number.

10266636005 is a deficient number, since it is larger than the sum of its proper divisors (2778031027).

10266636005 is a wasteful number, since it uses less digits than its factorization.

10266636005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120783975.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 10266636005 in words is "ten billion, two hundred sixty-six million, six hundred thirty-six thousand, five".