26062628849 has 4 divisors (see below), whose sum is σ = 26419651236. Its totient is φ = 25705606464.

The previous prime is 26062628843. The next prime is 26062628857. The reversal of 26062628849 is 94882626062.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19532857600 + 6529771249 = 139760^2 + 80807^2 .

It is a cyclic number.

It is not a de Polignac number, because 26062628849 - 2²⁴ = 26045851633 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26062628849.

It is not an unprimeable number, because it can be changed into a prime (26062628843) 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 3 ways as a sum of consecutive naturals, for example, 178511084 + ... + 178511229.

It is an arithmetic number, because the mean of its divisors is an integer number (6604912809).

Almost surely, 2^26062628849 is an apocalyptic number.

It is an amenable number.

26062628849 is a deficient number, since it is larger than the sum of its proper divisors (357022387).

26062628849 is an equidigital number, since it uses as much as digits as its factorization.

26062628849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357022386.

The product of its (nonzero) digits is 3981312, while the sum is 53.

The spelling of 26062628849 in words is "twenty-six billion, sixty-two million, six hundred twenty-eight thousand, eight hundred forty-nine".