5663157771 has 4 divisors (see below), whose sum is σ = 7550877032. Its totient is φ = 3775438512.

The previous prime is 5663157761. The next prime is 5663157791. The reversal of 5663157771 is 1777513665.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5663157771 - 2⁹ = 5663157259 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5663157771.

It is not an unprimeable number, because it can be changed into a prime (5663157751) 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, 943859626 + ... + 943859631.

It is an arithmetic number, because the mean of its divisors is an integer number (1887719258).

Almost surely, 2^5663157771 is an apocalyptic number.

5663157771 is a deficient number, since it is larger than the sum of its proper divisors (1887719261).

5663157771 is a wasteful number, since it uses less digits than its factorization.

5663157771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887719260.

The product of its digits is 926100, while the sum is 48.

The square root of 5663157771 is about 75253.9551850931. The cubic root of 5663157771 is about 1782.4590188905.

The spelling of 5663157771 in words is "five billion, six hundred sixty-three million, one hundred fifty-seven thousand, seven hundred seventy-one".