5663523877 has 4 divisors (see below), whose sum is σ = 6178389696. Its totient is φ = 5148658060.

The previous prime is 5663523839. The next prime is 5663523913. The reversal of 5663523877 is 7783253665.

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 a de Polignac number, because none of the positive numbers 2^k-5663523877 is a prime.

It is a super-2 number, since 2×5663523877² = 64151005410698222258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5663523977) 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, 257432893 + ... + 257432914.

It is an arithmetic number, because the mean of its divisors is an integer number (1544597424).

Almost surely, 2^5663523877 is an apocalyptic number.

It is an amenable number.

5663523877 is a deficient number, since it is larger than the sum of its proper divisors (514865819).

5663523877 is a wasteful number, since it uses less digits than its factorization.

5663523877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514865818.

The product of its digits is 6350400, while the sum is 52.

The square root of 5663523877 is about 75256.3876159360. The cubic root of 5663523877 is about 1782.4974282554.

It can be divided in two parts, 5663523 and 877, that added together give a square (5664400 = 2380²).

The spelling of 5663523877 in words is "five billion, six hundred sixty-three million, five hundred twenty-three thousand, eight hundred seventy-seven".