47239663511 has 2 divisors, whose sum is σ = 47239663512. Its totient is φ = 47239663510.

The previous prime is 47239663507. The next prime is 47239663519. The reversal of 47239663511 is 11536693274.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47239663511 - 2² = 47239663507 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47239663519) 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 as a sum of consecutive naturals, namely, 23619831755 + 23619831756.

It is an arithmetic number, because the mean of its divisors is an integer number (23619831756).

Almost surely, 2^47239663511 is an apocalyptic number.

47239663511 is a deficient number, since it is larger than the sum of its proper divisors (1).

47239663511 is an equidigital number, since it uses as much as digits as its factorization.

47239663511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 816480, while the sum is 47.

The spelling of 47239663511 in words is "forty-seven billion, two hundred thirty-nine million, six hundred sixty-three thousand, five hundred eleven".