210463226249 has 2 divisors, whose sum is σ = 210463226250. Its totient is φ = 210463226248.

The previous prime is 210463226227. The next prime is 210463226263. The reversal of 210463226249 is 942622364012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 197875508224 + 12587718025 = 444832^2 + 112195^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210463226249 is a prime.

It is a super-2 number, since 2×210463226249² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (210463226849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105231613124 + 105231613125.

It is an arithmetic number, because the mean of its divisors is an integer number (105231613125).

Almost surely, 2^210463226249 is an apocalyptic number.

It is an amenable number.

210463226249 is a deficient number, since it is larger than the sum of its proper divisors (1).

210463226249 is an equidigital number, since it uses as much as digits as its factorization.

210463226249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 41.

The spelling of 210463226249 in words is "two hundred ten billion, four hundred sixty-three million, two hundred twenty-six thousand, two hundred forty-nine".