634616223600211 has 2 divisors, whose sum is σ = 634616223600212. Its totient is φ = 634616223600210.

The previous prime is 634616223600137. The next prime is 634616223600283. The reversal of 634616223600211 is 112006322616436.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 634616223600211 - 2¹³ = 634616223592019 is a prime.

It is not a weakly prime, because it can be changed into another prime (634616223604211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 317308111800105 + 317308111800106.

It is an arithmetic number, because the mean of its divisors is an integer number (317308111800106).

Almost surely, 2^{634616223600211} is an apocalyptic number.

634616223600211 is a deficient number, since it is larger than the sum of its proper divisors (1).

634616223600211 is an equidigital number, since it uses as much as digits as its factorization.

634616223600211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 634616223600211 in words is "six hundred thirty-four trillion, six hundred sixteen billion, two hundred twenty-three million, six hundred thousand, two hundred eleven".