561415314603 has 16 divisors (see below), whose sum is σ = 879419794176. Its totient is φ = 314078497440.

The previous prime is 561415314599. The next prime is 561415314611. The reversal of 561415314603 is 306413514165.

It is not a de Polignac number, because 561415314603 - 2² = 561415314599 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (561415314623) 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 15 ways as a sum of consecutive naturals, for example, 654329775 + ... + 654330632.

It is an arithmetic number, because the mean of its divisors is an integer number (54963737136).

Almost surely, 2^561415314603 is an apocalyptic number.

561415314603 is a deficient number, since it is larger than the sum of its proper divisors (318004479573).

561415314603 is a wasteful number, since it uses less digits than its factorization.

561415314603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1308660434.

The product of its (nonzero) digits is 129600, while the sum is 39.

Adding to 561415314603 its reverse (306413514165), we get a palindrome (867828828768).

The spelling of 561415314603 in words is "five hundred sixty-one billion, four hundred fifteen million, three hundred fourteen thousand, six hundred three".