47530717879 has 2 divisors, whose sum is σ = 47530717880. Its totient is φ = 47530717878.

The previous prime is 47530717837. The next prime is 47530717909. The reversal of 47530717879 is 97871703574.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 47530717879 - 2²³ = 47522329271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47530717079) 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, 23765358939 + 23765358940.

It is an arithmetic number, because the mean of its divisors is an integer number (23765358940).

Almost surely, 2^47530717879 is an apocalyptic number.

47530717879 is a deficient number, since it is larger than the sum of its proper divisors (1).

47530717879 is an equidigital number, since it uses as much as digits as its factorization.

47530717879 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10372320, while the sum is 58.

The spelling of 47530717879 in words is "forty-seven billion, five hundred thirty million, seven hundred seventeen thousand, eight hundred seventy-nine".