261050462311 has 2 divisors, whose sum is σ = 261050462312. Its totient is φ = 261050462310.

The previous prime is 261050462293. The next prime is 261050462381. The reversal of 261050462311 is 113264050162.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 261050462311 - 2⁹ = 261050461799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (261050462381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130525231155 + 130525231156.

It is an arithmetic number, because the mean of its divisors is an integer number (130525231156).

Almost surely, 2^261050462311 is an apocalyptic number.

261050462311 is a deficient number, since it is larger than the sum of its proper divisors (1).

261050462311 is an equidigital number, since it uses as much as digits as its factorization.

261050462311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 261050462311 in words is "two hundred sixty-one billion, fifty million, four hundred sixty-two thousand, three hundred eleven".