559631997644 has 6 divisors (see below), whose sum is σ = 979355995884. Its totient is φ = 279815998820.

The previous prime is 559631997643. The next prime is 559631997653. The reversal of 559631997644 is 446799136955.

It is not an unprimeable number, because it can be changed into a prime (559631997643) 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 as a sum of consecutive naturals, namely, 69953999702 + ... + 69953999709.

It is an arithmetic number, because the mean of its divisors is an integer number (163225999314).

Almost surely, 2^559631997644 is an apocalyptic number.

It is an amenable number.

559631997644 is a deficient number, since it is larger than the sum of its proper divisors (419723998240).

559631997644 is a wasteful number, since it uses less digits than its factorization.

559631997644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139907999415 (or 139907999413 counting only the distinct ones).

The product of its digits is 220449600, while the sum is 68.

The spelling of 559631997644 in words is "five hundred fifty-nine billion, six hundred thirty-one million, nine hundred ninety-seven thousand, six hundred forty-four".