26261755463 has 2 divisors, whose sum is σ = 26261755464. Its totient is φ = 26261755462.

The previous prime is 26261755453. The next prime is 26261755523. The reversal of 26261755463 is 36455716262.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26261755463 - 2⁴ = 26261755447 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26261755453) 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 as a sum of consecutive naturals, namely, 13130877731 + 13130877732.

It is an arithmetic number, because the mean of its divisors is an integer number (13130877732).

Almost surely, 2^26261755463 is an apocalyptic number.

26261755463 is a deficient number, since it is larger than the sum of its proper divisors (1).

26261755463 is an equidigital number, since it uses as much as digits as its factorization.

26261755463 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1814400, while the sum is 47.

The spelling of 26261755463 in words is "twenty-six billion, two hundred sixty-one million, seven hundred fifty-five thousand, four hundred sixty-three".