5600050661 has 2 divisors, whose sum is σ = 5600050662. Its totient is φ = 5600050660.

The previous prime is 5600050627. The next prime is 5600050711. The reversal of 5600050661 is 1660500065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5599678561 + 372100 = 74831^2 + 610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5600050661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5600050061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2800025330 + 2800025331.

It is an arithmetic number, because the mean of its divisors is an integer number (2800025331).

Almost surely, 2^5600050661 is an apocalyptic number.

It is an amenable number.

5600050661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5600050661 is an equidigital number, since it uses as much as digits as its factorization.

5600050661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 5600050661 is about 74833.4862277577. The cubic root of 5600050661 is about 1775.8133584815.

The spelling of 5600050661 in words is "five billion, six hundred million, fifty thousand, six hundred sixty-one".