47591717789 has 32 divisors (see below), whose sum is σ = 59872960512. Its totient is φ = 36749520000.

The previous prime is 47591717779. The next prime is 47591717837. The reversal of 47591717789 is 98771719574.

It is a cyclic number.

It is not a de Polignac number, because 47591717789 - 2⁸ = 47591717533 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47591717729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5006489 + ... + 5015985.

It is an arithmetic number, because the mean of its divisors is an integer number (1871030016).

Almost surely, 2^47591717789 is an apocalyptic number.

It is an amenable number.

47591717789 is a deficient number, since it is larger than the sum of its proper divisors (12281242723).

47591717789 is a wasteful number, since it uses less digits than its factorization.

47591717789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10097.

The product of its digits is 31116960, while the sum is 65.

The spelling of 47591717789 in words is "forty-seven billion, five hundred ninety-one million, seven hundred seventeen thousand, seven hundred eighty-nine".