47575888729 has 2 divisors, whose sum is σ = 47575888730. Its totient is φ = 47575888728.

The previous prime is 47575888727. The next prime is 47575888777. The reversal of 47575888729 is 92788857574.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47546674704 + 29214025 = 218052^2 + 5405^2 .

It is a cyclic number.

It is not a de Polignac number, because 47575888729 - 2¹ = 47575888727 is a prime.

Together with 47575888727, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (47575888727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23787944364 + 23787944365.

It is an arithmetic number, because the mean of its divisors is an integer number (23787944365).

Almost surely, 2^47575888729 is an apocalyptic number.

It is an amenable number.

47575888729 is a deficient number, since it is larger than the sum of its proper divisors (1).

47575888729 is an equidigital number, since it uses as much as digits as its factorization.

47575888729 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 316108800, while the sum is 70.

The spelling of 47575888729 in words is "forty-seven billion, five hundred seventy-five million, eight hundred eighty-eight thousand, seven hundred twenty-nine".