6374613663 has 24 divisors (see below), whose sum is σ = 10121544576. Its totient is φ = 3833902800.

The previous prime is 6374613593. The next prime is 6374613671. The reversal of 6374613663 is 3663164736.

6374613663 is a `hidden beast` number, since 637 + 4 + 6 + 1 + 3 + 6 + 6 + 3 = 666.

It is not a de Polignac number, because 6374613663 - 2⁸ = 6374613407 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6374613463) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 232795 + ... + 258732.

It is an arithmetic number, because the mean of its divisors is an integer number (421731024).

Almost surely, 2^6374613663 is an apocalyptic number.

6374613663 is a deficient number, since it is larger than the sum of its proper divisors (3746930913).

6374613663 is a wasteful number, since it uses less digits than its factorization.

6374613663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491675 (or 491672 counting only the distinct ones).

The product of its digits is 979776, while the sum is 45.

The square root of 6374613663 is about 79841.1777405619. The cubic root of 6374613663 is about 1854.1774275723.

The spelling of 6374613663 in words is "six billion, three hundred seventy-four million, six hundred thirteen thousand, six hundred sixty-three".