26022712065 has 64 divisors (see below), whose sum is σ = 47919552000. Its totient is φ = 11812552704.

The previous prime is 26022712019. The next prime is 26022712069. The reversal of 26022712065 is 56021722062.

It is not a de Polignac number, because 26022712065 - 2²⁵ = 25989157633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26022712069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16798911 + ... + 16800459.

It is an arithmetic number, because the mean of its divisors is an integer number (748743000).

Almost surely, 2^26022712065 is an apocalyptic number.

It is an amenable number.

26022712065 is a deficient number, since it is larger than the sum of its proper divisors (21896839935).

26022712065 is a wasteful number, since it uses less digits than its factorization.

26022712065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2586.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 26022712065 in words is "twenty-six billion, twenty-two million, seven hundred twelve thousand, sixty-five".