201255634267 has 2 divisors, whose sum is σ = 201255634268. Its totient is φ = 201255634266.

The previous prime is 201255634249. The next prime is 201255634301. The reversal of 201255634267 is 762436552102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201255634267 - 2¹¹ = 201255632219 is a prime.

It is not a weakly prime, because it can be changed into another prime (201255634247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100627817133 + 100627817134.

It is an arithmetic number, because the mean of its divisors is an integer number (100627817134).

Almost surely, 2^201255634267 is an apocalyptic number.

201255634267 is a deficient number, since it is larger than the sum of its proper divisors (1).

201255634267 is an equidigital number, since it uses as much as digits as its factorization.

201255634267 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 43.

The spelling of 201255634267 in words is "two hundred one billion, two hundred fifty-five million, six hundred thirty-four thousand, two hundred sixty-seven".