576661000001 has 8 divisors (see below), whose sum is σ = 596556553320. Its totient is φ = 556766159488.

The previous prime is 576660999979. The next prime is 576661000007. The reversal of 576661000001 is 100000166675.

It can be written as a sum of positive squares in 4 ways, for example, as 45081480976 + 531579519025 = 212324^2 + 729095^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 576661000001 - 2¹⁸ = 576660737857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (576661000007) 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 7 ways as a sum of consecutive naturals, for example, 1864895 + ... + 2152011.

It is an arithmetic number, because the mean of its divisors is an integer number (74569569165).

Almost surely, 2^576661000001 is an apocalyptic number.

It is an amenable number.

576661000001 is a deficient number, since it is larger than the sum of its proper divisors (19895553319).

576661000001 is a wasteful number, since it uses less digits than its factorization.

576661000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356403.

The product of its (nonzero) digits is 7560, while the sum is 32.

Adding to 576661000001 its reverse (100000166675), we get a palindrome (676661166676).

The spelling of 576661000001 in words is "five hundred seventy-six billion, six hundred sixty-one million, one", and thus it is an aban number.