1463634022649 has 4 divisors (see below), whose sum is σ = 1464189906036. Its totient is φ = 1463078139264.

The previous prime is 1463634022637. The next prime is 1463634022651. The reversal of 1463634022649 is 9462204363641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 582603991225 + 881030031424 = 763285^2 + 938632^2 .

It is a cyclic number.

It is not a de Polignac number, because 1463634022649 - 2⁸ = 1463634022393 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1463634022597 and 1463634022606.

It is not an unprimeable number, because it can be changed into a prime (1463634022679) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 277937744 + ... + 277943009.

It is an arithmetic number, because the mean of its divisors is an integer number (366047476509).

Almost surely, 2^{1463634022649} is an apocalyptic number.

It is an amenable number.

1463634022649 is a deficient number, since it is larger than the sum of its proper divisors (555883387).

1463634022649 is an equidigital number, since it uses as much as digits as its factorization.

1463634022649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555883386.

The product of its (nonzero) digits is 4478976, while the sum is 50.

The spelling of 1463634022649 in words is "one trillion, four hundred sixty-three billion, six hundred thirty-four million, twenty-two thousand, six hundred forty-nine".