26566051 has 2 divisors, whose sum is σ = 26566052. Its totient is φ = 26566050.

The previous prime is 26566031. The next prime is 26566079. The reversal of 26566051 is 15066562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26566051 - 2⁷ = 26565923 is a prime.

It is not a weakly prime, because it can be changed into another prime (26566031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13283025 + 13283026.

It is an arithmetic number, because the mean of its divisors is an integer number (13283026).

Almost surely, 2^26566051 is an apocalyptic number.

26566051 is a deficient number, since it is larger than the sum of its proper divisors (1).

26566051 is an equidigital number, since it uses as much as digits as its factorization.

26566051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 26566051 is about 5154.2265181111. The cubic root of 26566051 is about 298.3840932602.

The spelling of 26566051 in words is "twenty-six million, five hundred sixty-six thousand, fifty-one".