5657066543 has 4 divisors (see below), whose sum is σ = 5741500440. Its totient is φ = 5572632648.

The previous prime is 5657066533. The next prime is 5657066549. The reversal of 5657066543 is 3456607565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3456607565 = 5 ⋅691321513.

It is a cyclic number.

It is not a de Polignac number, because 5657066543 - 2¹² = 5657062447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5657066549) 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, 42216848 + ... + 42216981.

It is an arithmetic number, because the mean of its divisors is an integer number (1435375110).

Almost surely, 2^5657066543 is an apocalyptic number.

5657066543 is a deficient number, since it is larger than the sum of its proper divisors (84433897).

5657066543 is an equidigital number, since it uses as much as digits as its factorization.

5657066543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84433896.

The product of its (nonzero) digits is 2268000, while the sum is 47.

The square root of 5657066543 is about 75213.4731481003. The cubic root of 5657066543 is about 1781.8197254234.

The spelling of 5657066543 in words is "five billion, six hundred fifty-seven million, sixty-six thousand, five hundred forty-three".