5663786493 has 4 divisors (see below), whose sum is σ = 7551715328. Its totient is φ = 3775857660.

The previous prime is 5663786483. The next prime is 5663786497. The reversal of 5663786493 is 3946873665.

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 not a de Polignac number, because 5663786493 - 2⁴ = 5663786477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663786497) 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, 943964413 + ... + 943964418.

It is an arithmetic number, because the mean of its divisors is an integer number (1887928832).

Almost surely, 2^5663786493 is an apocalyptic number.

It is an amenable number.

5663786493 is a deficient number, since it is larger than the sum of its proper divisors (1887928835).

5663786493 is a wasteful number, since it uses less digits than its factorization.

5663786493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887928834.

The product of its digits is 19595520, while the sum is 57.

The square root of 5663786493 is about 75258.1324044120. The cubic root of 5663786493 is about 1782.5249791301.

The spelling of 5663786493 in words is "five billion, six hundred sixty-three million, seven hundred eighty-six thousand, four hundred ninety-three".