65560606503 has 64 divisors (see below), whose sum is σ = 107897287680. Its totient is φ = 34570368000.

The previous prime is 65560606499. The next prime is 65560606511. The reversal of 65560606503 is 30560606556.

It is not a de Polignac number, because 65560606503 - 2² = 65560606499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65560606513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11464801 + ... + 11470517.

It is an arithmetic number, because the mean of its divisors is an integer number (1685895120).

Almost surely, 2^65560606503 is an apocalyptic number.

65560606503 is a deficient number, since it is larger than the sum of its proper divisors (42336681177).

65560606503 is a wasteful number, since it uses less digits than its factorization.

65560606503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6488.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 65560606503 in words is "sixty-five billion, five hundred sixty million, six hundred six thousand, five hundred three".