26201612650427 has 2 divisors, whose sum is σ = 26201612650428. Its totient is φ = 26201612650426.

The previous prime is 26201612650321. The next prime is 26201612650453. The reversal of 26201612650427 is 72405621610262.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26201612650427 - 2¹² = 26201612646331 is a prime.

It is not a weakly prime, because it can be changed into another prime (26201612650627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13100806325213 + 13100806325214.

It is an arithmetic number, because the mean of its divisors is an integer number (13100806325214).

Almost surely, 2^{26201612650427} is an apocalyptic number.

26201612650427 is a deficient number, since it is larger than the sum of its proper divisors (1).

26201612650427 is an equidigital number, since it uses as much as digits as its factorization.

26201612650427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 26201612650427 in words is "twenty-six trillion, two hundred one billion, six hundred twelve million, six hundred fifty thousand, four hundred twenty-seven".