5686329561 has 32 divisors (see below), whose sum is σ = 8476244352. Its totient is φ = 3361512960.

The previous prime is 5686329559. The next prime is 5686329577. The reversal of 5686329561 is 1659236865.

It is not a de Polignac number, because 5686329561 - 2¹ = 5686329559 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5686329511) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 293181 + ... + 311973.

It is an arithmetic number, because the mean of its divisors is an integer number (264882636).

Almost surely, 2^5686329561 is an apocalyptic number.

It is an amenable number.

5686329561 is a deficient number, since it is larger than the sum of its proper divisors (2789914791).

5686329561 is a wasteful number, since it uses less digits than its factorization.

5686329561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19033.

The product of its digits is 2332800, while the sum is 51.

The square root of 5686329561 is about 75407.7553107106. The cubic root of 5686329561 is about 1784.8867905196.

The spelling of 5686329561 in words is "five billion, six hundred eighty-six million, three hundred twenty-nine thousand, five hundred sixty-one".