5499634661 has 2 divisors, whose sum is σ = 5499634662. Its totient is φ = 5499634660.

The previous prime is 5499634561. The next prime is 5499634711. The reversal of 5499634661 is 1664369945.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3591604900 + 1908029761 = 59930^2 + 43681^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5499634661 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5499634061) by changing a digit.

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 as a sum of consecutive naturals, namely, 2749817330 + 2749817331.

It is an arithmetic number, because the mean of its divisors is an integer number (2749817331).

Almost surely, 2^5499634661 is an apocalyptic number.

It is an amenable number.

5499634661 is a deficient number, since it is larger than the sum of its proper divisors (1).

5499634661 is an equidigital number, since it uses as much as digits as its factorization.

5499634661 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4199040, while the sum is 53.

The square root of 5499634661 is about 74159.5217150165. The cubic root of 5499634661 is about 1765.1350827391.

The spelling of 5499634661 in words is "five billion, four hundred ninety-nine million, six hundred thirty-four thousand, six hundred sixty-one".