47414847869 has 2 divisors, whose sum is σ = 47414847870. Its totient is φ = 47414847868.

The previous prime is 47414847791. The next prime is 47414847877. The reversal of 47414847869 is 96874841474.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38114752900 + 9300094969 = 195230^2 + 96437^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47414847869 is a prime.

It is a super-2 number, since 2×47414847869² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47414847769) 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, 23707423934 + 23707423935.

It is an arithmetic number, because the mean of its divisors is an integer number (23707423935).

Almost surely, 2^47414847869 is an apocalyptic number.

It is an amenable number.

47414847869 is a deficient number, since it is larger than the sum of its proper divisors (1).

47414847869 is an equidigital number, since it uses as much as digits as its factorization.

47414847869 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43352064, while the sum is 62.

The spelling of 47414847869 in words is "forty-seven billion, four hundred fourteen million, eight hundred forty-seven thousand, eight hundred sixty-nine".