4134639663 has 48 divisors (see below), whose sum is σ = 7686162432. Its totient is φ = 2078568000.

The previous prime is 4134639661. The next prime is 4134639667. The reversal of 4134639663 is 3669364314.

4134639663 is a `hidden beast` number, since 4 + 1 + 3 + 4 + 639 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 4134639663 - 2¹ = 4134639661 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4134639661) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 74748 + ... + 117713.

It is an arithmetic number, because the mean of its divisors is an integer number (160128384).

Almost surely, 2^4134639663 is an apocalyptic number.

4134639663 is a deficient number, since it is larger than the sum of its proper divisors (3551522769).

4134639663 is a wasteful number, since it uses less digits than its factorization.

4134639663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192516 (or 192513 counting only the distinct ones).

The product of its digits is 839808, while the sum is 45.

The square root of 4134639663 is about 64301.1637764045. The cubic root of 4134639663 is about 1605.0154678685.

The spelling of 4134639663 in words is "four billion, one hundred thirty-four million, six hundred thirty-nine thousand, six hundred sixty-three".