561010011010 has 16 divisors (see below), whose sum is σ = 1037110399416. Its totient is φ = 218339031168.

The previous prime is 561010010993. The next prime is 561010011043. The reversal of 561010011010 is 10110010165.

It can be written as a sum of positive squares in 4 ways, for example, as 492533065249 + 68476945761 = 701807^2 + 261681^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 758121267 + ... + 758122006.

Almost surely, 2^561010011010 is an apocalyptic number.

561010011010 is a deficient number, since it is larger than the sum of its proper divisors (476100388406).

561010011010 is a wasteful number, since it uses less digits than its factorization.

561010011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516243317.

The product of its (nonzero) digits is 30, while the sum is 16.

Adding to 561010011010 its reverse (10110010165), we get a palindrome (571120021175).

The spelling of 561010011010 in words is "five hundred sixty-one billion, ten million, eleven thousand, ten".