5661525608 has 16 divisors (see below), whose sum is σ = 11174064000. Its totient is φ = 2681775216.

The previous prime is 5661525593. The next prime is 5661525619. The reversal of 5661525608 is 8065251665.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18623288 + ... + 18623591.

It is an arithmetic number, because the mean of its divisors is an integer number (698379000).

Almost surely, 2^5661525608 is an apocalyptic number.

It is an amenable number.

5661525608 is a deficient number, since it is larger than the sum of its proper divisors (5512538392).

5661525608 is a wasteful number, since it uses less digits than its factorization.

5661525608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37246904 (or 37246900 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 44.

The square root of 5661525608 is about 75243.1100367336. The cubic root of 5661525608 is about 1782.2877632465.

The spelling of 5661525608 in words is "five billion, six hundred sixty-one million, five hundred twenty-five thousand, six hundred eight".