5635343661 has 8 divisors (see below), whose sum is σ = 7514430144. Its totient is φ = 3756576480.

The previous prime is 5635343633. The next prime is 5635343717. The reversal of 5635343661 is 1663435365.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5635343661 - 2⁹ = 5635343149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5635343611) 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, 35056 + ... + 111801.

It is an arithmetic number, because the mean of its divisors is an integer number (939303768).

Almost surely, 2^5635343661 is an apocalyptic number.

It is an amenable number.

5635343661 is a deficient number, since it is larger than the sum of its proper divisors (1879086483).

5635343661 is a wasteful number, since it uses less digits than its factorization.

5635343661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159651.

The product of its digits is 583200, while the sum is 42.

The square root of 5635343661 is about 75068.9260679810. The cubic root of 5635343661 is about 1779.5360972837.

The spelling of 5635343661 in words is "five billion, six hundred thirty-five million, three hundred forty-three thousand, six hundred sixty-one".