26056663 has 2 divisors, whose sum is σ = 26056664. Its totient is φ = 26056662.

The previous prime is 26056643. The next prime is 26056721. The reversal of 26056663 is 36665062.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26056663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26056603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13028331 + 13028332.

It is an arithmetic number, because the mean of its divisors is an integer number (13028332).

Almost surely, 2^26056663 is an apocalyptic number.

26056663 is a deficient number, since it is larger than the sum of its proper divisors (1).

26056663 is an equidigital number, since it uses as much as digits as its factorization.

26056663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38880, while the sum is 34.

The square root of 26056663 is about 5104.5727539139. The cubic root of 26056663 is about 296.4646608377.

The spelling of 26056663 in words is "twenty-six million, fifty-six thousand, six hundred sixty-three".