5653949863 has 2 divisors, whose sum is σ = 5653949864. Its totient is φ = 5653949862.

The previous prime is 5653949827. The next prime is 5653949891. The reversal of 5653949863 is 3689493565.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5653949863 - 2²⁹ = 5117078951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5653949798 and 5653949807.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5653949563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2826974931 + 2826974932.

It is an arithmetic number, because the mean of its divisors is an integer number (2826974932).

Almost surely, 2^5653949863 is an apocalyptic number.

5653949863 is a deficient number, since it is larger than the sum of its proper divisors (1).

5653949863 is an equidigital number, since it uses as much as digits as its factorization.

5653949863 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20995200, while the sum is 58.

The square root of 5653949863 is about 75192.7513993204. The cubic root of 5653949863 is about 1781.4924426041.

The spelling of 5653949863 in words is "five billion, six hundred fifty-three million, nine hundred forty-nine thousand, eight hundred sixty-three".