5655444061 has 4 divisors (see below), whose sum is σ = 5665383900. Its totient is φ = 5645504224.

The previous prime is 5655443971. The next prime is 5655444089. The reversal of 5655444061 is 1604445565.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1604445565 = 5 ⋅320889113.

It can be written as a sum of positive squares in 2 ways, for example, as 307300900 + 5348143161 = 17530^2 + 73131^2 .

It is a cyclic number.

It is not a de Polignac number, because 5655444061 - 2¹⁹ = 5654919773 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655444161) 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 3 ways as a sum of consecutive naturals, for example, 4969066 + ... + 4970203.

It is an arithmetic number, because the mean of its divisors is an integer number (1416345975).

Almost surely, 2^5655444061 is an apocalyptic number.

It is an amenable number.

5655444061 is a deficient number, since it is larger than the sum of its proper divisors (9939839).

5655444061 is an equidigital number, since it uses as much as digits as its factorization.

5655444061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9939838.

The product of its (nonzero) digits is 288000, while the sum is 40.

The square root of 5655444061 is about 75202.6865278096. The cubic root of 5655444061 is about 1781.6493634619.

The spelling of 5655444061 in words is "five billion, six hundred fifty-five million, four hundred forty-four thousand, sixty-one".