4563863149 has 4 divisors (see below), whose sum is σ = 4618849536. Its totient is φ = 4508876764.

The previous prime is 4563863141. The next prime is 4563863203. The reversal of 4563863149 is 9413683654.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4563863149 - 2³ = 4563863141 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4563863141) 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, 27493069 + ... + 27493234.

It is an arithmetic number, because the mean of its divisors is an integer number (1154712384).

Almost surely, 2^4563863149 is an apocalyptic number.

It is an amenable number.

4563863149 is a deficient number, since it is larger than the sum of its proper divisors (54986387).

4563863149 is an equidigital number, since it uses as much as digits as its factorization.

4563863149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54986386.

The product of its digits is 1866240, while the sum is 49.

The square root of 4563863149 is about 67556.3701585572. The cubic root of 4563863149 is about 1658.7370212586.

The spelling of 4563863149 in words is "four billion, five hundred sixty-three million, eight hundred sixty-three thousand, one hundred forty-nine".