5655150661 has 2 divisors, whose sum is σ = 5655150662. Its totient is φ = 5655150660.

The previous prime is 5655150647. The next prime is 5655150667. The reversal of 5655150661 is 1660515565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5595937636 + 59213025 = 74806^2 + 7695^2 .

It is a cyclic number.

It is not a de Polignac number, because 5655150661 - 2⁵ = 5655150629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5655150667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827575330 + 2827575331.

It is an arithmetic number, because the mean of its divisors is an integer number (2827575331).

Almost surely, 2^5655150661 is an apocalyptic number.

It is an amenable number.

5655150661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5655150661 is an equidigital number, since it uses as much as digits as its factorization.

5655150661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 135000, while the sum is 40.

The square root of 5655150661 is about 75200.7357743260. The cubic root of 5655150661 is about 1781.6185527388.

The spelling of 5655150661 in words is "five billion, six hundred fifty-five million, one hundred fifty thousand, six hundred sixty-one".