200646463 has 2 divisors, whose sum is σ = 200646464. Its totient is φ = 200646462.

The previous prime is 200646421. The next prime is 200646487. The reversal of 200646463 is 364646002.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-200646463 is a prime.

It is a super-2 number, since 2×200646463² = 80518006228820738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200646493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100323231 + 100323232.

It is an arithmetic number, because the mean of its divisors is an integer number (100323232).

Almost surely, 2^200646463 is an apocalyptic number.

200646463 is a deficient number, since it is larger than the sum of its proper divisors (1).

200646463 is an equidigital number, since it uses as much as digits as its factorization.

200646463 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 200646463 is about 14164.9731026924. The cubic root of 200646463 is about 585.4329597359.

The spelling of 200646463 in words is "two hundred million, six hundred forty-six thousand, four hundred sixty-three".