47886156889 has 2 divisors, whose sum is σ = 47886156890. Its totient is φ = 47886156888.

The previous prime is 47886156863. The next prime is 47886156911. The reversal of 47886156889 is 98865168874.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 47614731264 + 271425625 = 218208^2 + 16475^2 .

It is a cyclic number.

It is not a de Polignac number, because 47886156889 - 2²¹ = 47884059737 is a prime.

It is not a weakly prime, because it can be changed into another prime (47886156839) 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, 23943078444 + 23943078445.

It is an arithmetic number, because the mean of its divisors is an integer number (23943078445).

Almost surely, 2^47886156889 is an apocalyptic number.

It is an amenable number.

47886156889 is a deficient number, since it is larger than the sum of its proper divisors (1).

47886156889 is an equidigital number, since it uses as much as digits as its factorization.

47886156889 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 185794560, while the sum is 70.

The spelling of 47886156889 in words is "forty-seven billion, eight hundred eighty-six million, one hundred fifty-six thousand, eight hundred eighty-nine".