47717630566 has 4 divisors (see below), whose sum is σ = 71576445852. Its totient is φ = 23858815282.

The previous prime is 47717630549. The next prime is 47717630581. The reversal of 47717630566 is 66503671774.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×47717630566³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11929407640 + ... + 11929407643.

It is an arithmetic number, because the mean of its divisors is an integer number (17894111463).

Almost surely, 2^47717630566 is an apocalyptic number.

47717630566 is a deficient number, since it is larger than the sum of its proper divisors (23858815286).

47717630566 is a wasteful number, since it uses less digits than its factorization.

47717630566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23858815285.

The product of its (nonzero) digits is 4445280, while the sum is 52.

The spelling of 47717630566 in words is "forty-seven billion, seven hundred seventeen million, six hundred thirty thousand, five hundred sixty-six".