267054260849 has 2 divisors, whose sum is σ = 267054260850. Its totient is φ = 267054260848.

The previous prime is 267054260843. The next prime is 267054260857. The reversal of 267054260849 is 948062450762.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 186500468449 + 80553792400 = 431857^2 + 283820^2 .

It is a cyclic number.

It is not a de Polignac number, because 267054260849 - 2⁸ = 267054260593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 267054260849.

It is not a weakly prime, because it can be changed into another prime (267054260843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133527130424 + 133527130425.

It is an arithmetic number, because the mean of its divisors is an integer number (133527130425).

Almost surely, 2^267054260849 is an apocalyptic number.

It is an amenable number.

267054260849 is a deficient number, since it is larger than the sum of its proper divisors (1).

267054260849 is an equidigital number, since it uses as much as digits as its factorization.

267054260849 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 267054260849 in words is "two hundred sixty-seven billion, fifty-four million, two hundred sixty thousand, eight hundred forty-nine".