5661015208 has 48 divisors (see below), whose sum is σ = 11278379700. Its totient is φ = 2662936320.

The previous prime is 5661015197. The next prime is 5661015229. The reversal of 5661015208 is 8025101665.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5642713924 + 18301284 = 75118^2 + 4278^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 247188 + ... + 269116.

Almost surely, 2^5661015208 is an apocalyptic number.

It is an amenable number.

5661015208 is a deficient number, since it is larger than the sum of its proper divisors (5617364492).

5661015208 is a wasteful number, since it uses less digits than its factorization.

5661015208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22042 (or 22015 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 34.

The square root of 5661015208 is about 75239.7182876172. The cubic root of 5661015208 is about 1782.2342024765.

The spelling of 5661015208 in words is "five billion, six hundred sixty-one million, fifteen thousand, two hundred eight".