5643567545 has 32 divisors (see below), whose sum is σ = 8474906880. Its totient is φ = 3504925440.

The previous prime is 5643567521. The next prime is 5643567563. The reversal of 5643567545 is 5457653465.

It is a happy number.

It is not a de Polignac number, because 5643567545 - 2⁸ = 5643567289 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5643567493 and 5643567502.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76319 + ... + 130811.

It is an arithmetic number, because the mean of its divisors is an integer number (264840840).

Almost surely, 2^5643567545 is an apocalyptic number.

5643567545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5643567545 is a deficient number, since it is larger than the sum of its proper divisors (2831339335).

5643567545 is a wasteful number, since it uses less digits than its factorization.

5643567545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54785.

The product of its digits is 7560000, while the sum is 50.

The square root of 5643567545 is about 75123.6816523259. The cubic root of 5643567545 is about 1780.4013261016.

The spelling of 5643567545 in words is "five billion, six hundred forty-three million, five hundred sixty-seven thousand, five hundred forty-five".