565090965603 has 12 divisors (see below), whose sum is σ = 818278028568. Its totient is φ = 375787838400.

The previous prime is 565090965601. The next prime is 565090965617. The reversal of 565090965603 is 306569090565.

It is not a de Polignac number, because 565090965603 - 2¹ = 565090965601 is a prime.

It is a super-2 number, since 2×565090965603² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 565090965603.

It is not an unprimeable number, because it can be changed into a prime (565090965601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 78285525 + ... + 78292742.

It is an arithmetic number, because the mean of its divisors is an integer number (68189835714).

Almost surely, 2^565090965603 is an apocalyptic number.

565090965603 is a deficient number, since it is larger than the sum of its proper divisors (253187062965).

565090965603 is a wasteful number, since it uses less digits than its factorization.

565090965603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156578674 (or 156578671 counting only the distinct ones).

The product of its (nonzero) digits is 6561000, while the sum is 54.

The spelling of 565090965603 in words is "five hundred sixty-five billion, ninety million, nine hundred sixty-five thousand, six hundred three".