565464213723 has 32 divisors (see below), whose sum is σ = 769957719552. Its totient is φ = 369034560000.

The previous prime is 565464213689. The next prime is 565464213737. The reversal of 565464213723 is 327312464565.

It is a happy number.

It is not a de Polignac number, because 565464213723 - 2⁶ = 565464213659 is a prime.

It is not an unprimeable number, because it can be changed into a prime (565464213773) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71329986 + ... + 71337912.

It is an arithmetic number, because the mean of its divisors is an integer number (24061178736).

Almost surely, 2^565464213723 is an apocalyptic number.

565464213723 is a deficient number, since it is larger than the sum of its proper divisors (204493505829).

565464213723 is a wasteful number, since it uses less digits than its factorization.

565464213723 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9795.

The product of its digits is 3628800, while the sum is 48.

The spelling of 565464213723 in words is "five hundred sixty-five billion, four hundred sixty-four million, two hundred thirteen thousand, seven hundred twenty-three".