5611645201 has 8 divisors (see below), whose sum is σ = 5668831944. Its totient is φ = 5554590720.

The previous prime is 5611645199. The next prime is 5611645223. The reversal of 5611645201 is 1025461165.

It can be written as a sum of positive squares in 4 ways, for example, as 1321395201 + 4290250000 = 36351^2 + 65500^2 .

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 5611645201 - 2¹ = 5611645199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5611645001) 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, 53365 + ... + 118621.

It is an arithmetic number, because the mean of its divisors is an integer number (708603993).

Almost surely, 2^5611645201 is an apocalyptic number.

It is an amenable number.

5611645201 is a deficient number, since it is larger than the sum of its proper divisors (57186743).

5611645201 is a wasteful number, since it uses less digits than its factorization.

5611645201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66131.

The product of its (nonzero) digits is 7200, while the sum is 31.

The square root of 5611645201 is about 74910.9150992030. The cubic root of 5611645201 is about 1777.0380822493.

It can be divided in two parts, 56 and 11645201, that multiplied together give a palindrome (652131256).

The spelling of 5611645201 in words is "five billion, six hundred eleven million, six hundred forty-five thousand, two hundred one".