26295551 has 2 divisors, whose sum is σ = 26295552. Its totient is φ = 26295550.

The previous prime is 26295541. The next prime is 26295559. The reversal of 26295551 is 15559262.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26295551 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26295559) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13147775 + 13147776.

It is an arithmetic number, because the mean of its divisors is an integer number (13147776).

Almost surely, 2^26295551 is an apocalyptic number.

26295551 is a deficient number, since it is larger than the sum of its proper divisors (1).

26295551 is an equidigital number, since it uses as much as digits as its factorization.

26295551 is an evil number, because the sum of its binary digits is even.

The product of its digits is 27000, while the sum is 35.

The square root of 26295551 is about 5127.9187786079. The cubic root of 26295551 is about 297.3679040700.

The spelling of 26295551 in words is "twenty-six million, two hundred ninety-five thousand, five hundred fifty-one".