4249478663 has 8 divisors (see below), whose sum is σ = 4399021200. Its totient is φ = 4100136768.

The previous prime is 4249478657. The next prime is 4249478683. The reversal of 4249478663 is 3668749424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4249478663 - 2⁴ = 4249478647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4249478603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6398 + ... + 92411.

It is an arithmetic number, because the mean of its divisors is an integer number (549877650).

Almost surely, 2^4249478663 is an apocalyptic number.

4249478663 is a deficient number, since it is larger than the sum of its proper divisors (149542537).

4249478663 is a wasteful number, since it uses less digits than its factorization.

4249478663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100321.

The product of its digits is 6967296, while the sum is 53.

The square root of 4249478663 is about 65188.0254571344. The cubic root of 4249478663 is about 1619.7396654010.

The spelling of 4249478663 in words is "four billion, two hundred forty-nine million, four hundred seventy-eight thousand, six hundred sixty-three".